DE69022870T2 - Retroreflektierende Gegenstände mit lichtdurchlässigen Oberflächen. - Google Patents

Retroreflektierende Gegenstände mit lichtdurchlässigen Oberflächen.

Info

Publication number
DE69022870T2
DE69022870T2 DE69022870T DE69022870T DE69022870T2 DE 69022870 T2 DE69022870 T2 DE 69022870T2 DE 69022870 T DE69022870 T DE 69022870T DE 69022870 T DE69022870 T DE 69022870T DE 69022870 T2 DE69022870 T2 DE 69022870T2
Authority
DE
Germany
Prior art keywords
elements
cube
retroreflective
corners
curved
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69022870T
Other languages
English (en)
Other versions
DE69022870D1 (de
Inventor
Gerald M Benson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23294950&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69022870(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of DE69022870D1 publication Critical patent/DE69022870D1/de
Publication of DE69022870T2 publication Critical patent/DE69022870T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/12Reflex reflectors
    • G02B5/122Reflex reflectors cube corner, trihedral or triple reflector type
    • G02B5/124Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/12Reflex reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
DE69022870T 1989-03-31 1990-03-02 Retroreflektierende Gegenstände mit lichtdurchlässigen Oberflächen. Expired - Fee Related DE69022870T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/331,689 US5122902A (en) 1989-03-31 1989-03-31 Retroreflective articles having light-transmissive surfaces

Publications (2)

Publication Number Publication Date
DE69022870D1 DE69022870D1 (de) 1995-11-16
DE69022870T2 true DE69022870T2 (de) 1996-05-23

Family

ID=23294950

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69022870T Expired - Fee Related DE69022870T2 (de) 1989-03-31 1990-03-02 Retroreflektierende Gegenstände mit lichtdurchlässigen Oberflächen.

Country Status (8)

Country Link
US (1) US5122902A (de)
EP (1) EP0390344B1 (de)
JP (1) JP3046607B2 (de)
KR (1) KR0185673B1 (de)
AT (1) ATE129077T1 (de)
AU (1) AU616100B2 (de)
CA (1) CA2010201C (de)
DE (1) DE69022870T2 (de)

Families Citing this family (120)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237449A (en) * 1991-01-29 1993-08-17 Nelson Optics Company, Inc. Biased lenticular sign system
DE69213234T2 (de) * 1991-06-13 1997-03-06 Minnesota Mining & Mfg Retroreflektierender polarisator
US5415911A (en) * 1992-01-16 1995-05-16 Stimsonite Corporation Photoluminescent retroreflective sheeting
US5303492A (en) * 1992-10-21 1994-04-19 Dan Nishio Retroflective road sign having translucent border around legend segments
US5452532A (en) * 1992-10-21 1995-09-26 Nishio; Dan Customizable sign having translucent border around retroreflective message
CA2171744A1 (en) * 1993-10-20 1995-04-27 Gerald M. Benson Directly machined raised structure retroreflective cube corner article and method of manufacture
US5557836A (en) * 1993-10-20 1996-09-24 Minnesota Mining And Manufacturing Company Method of manufacturing a cube corner article
US5585164A (en) * 1993-10-20 1996-12-17 Minnesota Mining And Manufacturing Company Dual groove set retroreflective cube corner article and method of manufacture
US5759468A (en) 1993-10-20 1998-06-02 Minnesota Mining And Manufacturing Company Raised zone retroreflective cube corner article and method of manufacture
WO1995011465A2 (en) * 1993-10-20 1995-04-27 Minnesota Mining And Manufacturing Company Asymetric cube corner article and method of manufacture
US5600484A (en) * 1993-10-20 1997-02-04 Minnesota Mining And Manufacturing Company Machining techniques for retroreflective cube corner article and method of manufacture
WO1995011945A1 (en) 1993-10-29 1995-05-04 Minnesota Mining And Manufacturing Company Pressure-sensitive adhesives having microstructured surfaces
US6440880B2 (en) 1993-10-29 2002-08-27 3M Innovative Properties Company Pressure-sensitive adhesives having microstructured surfaces
US5565151A (en) * 1994-09-28 1996-10-15 Reflexite Corporation Retroreflective prism structure with windows formed thereon
US6258443B1 (en) 1994-09-28 2001-07-10 Reflexite Corporation Textured retroreflective prism structures and molds for forming same
AU3555095A (en) * 1994-09-28 1996-04-19 Reflexite Corporation Retroreflective tilted prism structure
DE69617008T2 (de) * 1995-06-09 2002-07-11 Minnesota Mining & Mfg Würfeleckiger körper mit erweitertem öffnungswinkel in einer oder mehreren flächen
US5948488A (en) * 1996-04-30 1999-09-07 3M Innovative Properties Company Glittering cube-corner article
US6015214A (en) 1996-05-30 2000-01-18 Stimsonite Corporation Retroreflective articles having microcubes, and tools and methods for forming microcubes
US5734501A (en) * 1996-11-01 1998-03-31 Minnesota Mining And Manufacturing Company Highly canted retroreflective cube corner article
US6021559A (en) * 1996-11-01 2000-02-08 3M Innovative Properties Company Methods of making a cube corner article master mold
US6197397B1 (en) * 1996-12-31 2001-03-06 3M Innovative Properties Company Adhesives having a microreplicated topography and methods of making and using same
US6656566B1 (en) 1997-04-15 2003-12-02 3M Innovative Properties Company Retroreflective luminescent articles
KR100574610B1 (ko) * 1997-07-02 2006-04-28 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 큐브 코너형 재귀 반사 시트, 그것을 성형하기 위한 몰드 및 그 몰드의 제조 방법
AU6960898A (en) * 1997-09-25 1999-04-12 Minnesota Mining And Manufacturing Company Dual use reflective article
JP3580999B2 (ja) * 1997-11-17 2004-10-27 日本カーバイド工業株式会社 三角錐型キューブコーナー再帰反射シート
US6036322A (en) 1997-12-01 2000-03-14 Reflexite Corporation Multi-orientation retroreflective structure
US6282026B1 (en) 1998-02-05 2001-08-28 3M Innovative Properties Company Retroreflectors having two optical surfaces and varying retroreflectivity
US6045230A (en) * 1998-02-05 2000-04-04 3M Innovative Properties Company Modulating retroreflective article
US6287670B1 (en) 1999-01-11 2001-09-11 3M Innovative Properties Company Cube corner cavity based retroreflectors and methods for making same
US6280822B1 (en) * 1999-01-11 2001-08-28 3M Innovative Properties Company Cube corner cavity based retroeflectors with transparent fill material
US6540367B1 (en) * 1999-04-07 2003-04-01 3M Innovative Properties Company Structured surface articles containing geometric structures with compound faces and methods for making same
US6524675B1 (en) 1999-05-13 2003-02-25 3M Innovative Properties Company Adhesive-back articles
KR20010018578A (ko) * 1999-08-20 2001-03-05 성재갑 입사광을 부분 내부 전반사시키는 변형 큐브코너 재귀반사체 및 그 제조방법
KR100373209B1 (ko) * 1999-09-11 2003-02-25 주식회사 엘지화학 재귀 반사체
JP2003511713A (ja) 1999-10-04 2003-03-25 スリーエム イノベイティブ プロパティズ カンパニー 光輝性キューブコーナシートを作成する改良された連続プロセス
JP3975039B2 (ja) 1999-12-13 2007-09-12 日本カーバイド工業株式会社 三角錐型キューブコーナー再帰反射素子
EP1271189A4 (de) 2000-01-31 2010-02-24 Nippon Carbide Kogyo Kk Dreieck-pyramiden-würfelecken-retroreflexions-element
US8728610B2 (en) 2000-02-25 2014-05-20 3M Innovative Properties Company Compound mold and structured surface articles containing geometric structures with compound faces and method of making same
US6325515B1 (en) 2000-03-21 2001-12-04 3M Innovative Properties Company Cube corner retroreflective article with enhanced pigmentation
JP4028155B2 (ja) * 2000-04-11 2007-12-26 日本カーバイド工業株式会社 蛍光性再帰反射シート
US6767106B2 (en) * 2000-05-08 2004-07-27 Lexalite International Corporation Edge-lit luminaire having prismatic optical control
DE60236297D1 (de) * 2001-06-11 2010-06-17 Avery Dennison Corp Durch das nutenwellungsverfahren hergestellter rückstrahler mit gesteuerter divergenz
US6931665B2 (en) * 2001-07-30 2005-08-23 3M Innovative Properties Company Vapor permeable retroreflective garment
US6926725B2 (en) * 2002-04-04 2005-08-09 Rex Medical, L.P. Thrombectomy device with multi-layered rotational wire
US6935756B2 (en) * 2002-06-11 2005-08-30 3M Innovative Properties Company Retroreflective articles having moire-like pattern
US6843571B2 (en) 2002-06-11 2005-01-18 3M Innovative Properties Company Methods of making a master and replicas thereof
CA2491668C (en) * 2002-07-08 2010-07-20 Nippon Carbide Kogyo Kabushiki Kaisha Internally illuminated signs
EP1550991A4 (de) 2002-10-08 2008-11-19 Nippon Carbide Kogyo Kk Rekursiv-reflexions-anzeigeeinrichtung
US7156527B2 (en) 2003-03-06 2007-01-02 3M Innovative Properties Company Lamina comprising cube corner elements and retroreflective sheeting
US20070006493A1 (en) * 2003-05-12 2007-01-11 Arnold Eberwein Illuminated license plate for vehicles and vehicle provided with the same
US6916110B2 (en) * 2003-05-29 2005-07-12 Rene C. Batiste Flame simulating devices for use with lights and method thereof
EP1512578A1 (de) 2003-09-02 2005-03-09 3M Innovative Properties Company Beleuchtete und rückstrahlende optische Vorrichtung
US20070031641A1 (en) * 2003-09-05 2007-02-08 3M Innovative Properties Company License plate for back illumination and method for making same
US7142767B2 (en) * 2003-12-31 2006-11-28 3M Innovative Properties Company Scratch-resistant light directing films
EP1584518B1 (de) * 2004-04-07 2007-10-17 3M Innovative Properties Company Kennzeichenschild-Anordnung mit Lichtquelle und hinterleuchtetem Kennzeichenschild
KR100586406B1 (ko) * 2004-06-11 2006-06-08 김현대 큐브코너형 재귀반사 소자 제조방법 및 그 재귀반사 소자
US20060080874A1 (en) * 2004-10-18 2006-04-20 Arnold Eberwein Dynamic message sign
FR2880540B1 (fr) * 2005-01-13 2008-07-11 Aventis Pharma Sa Utilisation de derives de la purine comme inhibiteurs de la proteine hsp90
KR20070114810A (ko) * 2005-03-12 2007-12-04 쓰리엠 이노베이티브 프로퍼티즈 컴파니 조명 장치 및 이를 제조하는 방법
JP2007007988A (ja) * 2005-06-30 2007-01-18 Three M Innovative Properties Co 微細構造体の製造方法及び微細構造体
US7537374B2 (en) * 2005-08-27 2009-05-26 3M Innovative Properties Company Edge-lit backlight having light recycling cavity with concave transflector
US7815355B2 (en) * 2005-08-27 2010-10-19 3M Innovative Properties Company Direct-lit backlight having light recycling cavity with concave transflector
KR101298786B1 (ko) * 2005-08-27 2013-08-22 쓰리엠 이노베이티브 프로퍼티즈 컴파니 조명 조립체 및 시스템
US20070047228A1 (en) * 2005-08-27 2007-03-01 3M Innovative Properties Company Methods of forming direct-lit backlights having light recycling cavity with concave transflector
DE102005061749A1 (de) * 2005-12-21 2007-07-05 Giesecke & Devrient Gmbh Optisch variables Sicherheitselement und Verfahren zu seiner Herstellung
GB2433637A (en) * 2005-12-21 2007-06-27 3M Innovative Properties Co Semi-transparent retroreflective material
US7545569B2 (en) 2006-01-13 2009-06-09 Avery Dennison Corporation Optical apparatus with flipped compound prism structures
US7674028B2 (en) 2006-01-13 2010-03-09 Avery Dennison Corporation Light enhancing structures with multiple arrays of elongate features of varying characteristics
US7366393B2 (en) * 2006-01-13 2008-04-29 Optical Research Associates Light enhancing structures with three or more arrays of elongate features
US7866871B2 (en) 2006-01-13 2011-01-11 Avery Dennison Corporation Light enhancing structures with a plurality of arrays of elongate features
GB0602105D0 (en) * 2006-02-02 2006-03-15 3M Innovative Properties Co License plate assembly
US20080027199A1 (en) 2006-07-28 2008-01-31 3M Innovative Properties Company Shape memory polymer articles with a microstructured surface
US7951319B2 (en) * 2006-07-28 2011-05-31 3M Innovative Properties Company Methods for changing the shape of a surface of a shape memory polymer article
US8525402B2 (en) 2006-09-11 2013-09-03 3M Innovative Properties Company Illumination devices and methods for making the same
US7481563B2 (en) * 2006-09-21 2009-01-27 3M Innovative Properties Company LED backlight
US8581393B2 (en) * 2006-09-21 2013-11-12 3M Innovative Properties Company Thermally conductive LED assembly
US20080295327A1 (en) * 2007-06-01 2008-12-04 3M Innovative Properties Company Flexible circuit
CN101344674B (zh) * 2007-07-12 2010-11-17 颖台科技股份有限公司 光学膜片及其制造方法以及应用该光学膜片的背光模块
DE102007036468A1 (de) 2007-07-23 2009-01-29 Evonik Röhm Gmbh Heckelement für ein Kraftfahrzeug umfassend eine Beleuchtungseinheit
US20090027775A1 (en) * 2007-07-26 2009-01-29 Nilsen Robert B Multiple layer reflective tag
JP5249715B2 (ja) * 2007-11-01 2013-07-31 日本カーバイド工業株式会社 キューブコーナー型再帰反射プリズムシートおよびそれを用いた内部照明型再帰反射標識
US20090214828A1 (en) * 2008-02-26 2009-08-27 Vicki Herzl Watkins Blunt tip prism film and methods for making the same
WO2010124158A1 (en) 2009-04-24 2010-10-28 3M Innovative Properties Company Light assembly
WO2011011377A1 (en) 2009-07-21 2011-01-27 3M Innovative Properties Company Light assembly
JP5385040B2 (ja) * 2009-07-27 2014-01-08 株式会社エス・ケー・ジー 導光板製造装置、導光板の製造方法、及び導光板
ES2694882T3 (es) * 2009-08-25 2018-12-27 Avery Dennison Corporation Artículo retrorreflectante que comprende elementos de prisma retrorreflectantes y un recubrimiento de metal reflectante grabado
DE102009028937A1 (de) 2009-08-27 2011-03-03 Evonik Röhm Gmbh Schild für KFZ-Kennzeichen umfassend mindestens eine transluzente, retroreflektierende Schicht
EP2500118A4 (de) 2009-11-13 2015-06-24 Sumitomo Light Metal Ind Plattenmaterial mit konkaven/konvexen abschnitten und laminatstruktur sowie fahrzeugplatte mit diesem plattenmaterial
US9581739B2 (en) 2009-12-21 2017-02-28 3M Innovative Properties Company Transflective articles and light assemblies
USD665584S1 (en) * 2010-03-05 2012-08-21 Orafol Europe Gmbh Retro-reflective sheeting with a corner cube surface pattern having angular corner cube circular regions
JP6074128B2 (ja) * 2010-04-15 2017-02-01 デクセリアルズ株式会社 光学体およびその製造方法、日射遮蔽部材、窓材、内装部材ならびに建具
JP5868858B2 (ja) 2010-09-08 2016-02-24 株式会社Uacj 凹凸部を有する板材並びにこれを用いた車両パネル及び積層構造体
US8927089B2 (en) 2011-01-11 2015-01-06 Uacj Corporation Sheet material having a concave-convex part, and a vehicle panel and laminated structure using the same
US8920908B2 (en) 2011-01-17 2014-12-30 Uacj Corporation Sheet material having a concave-convex part, and vehicle panel and laminated structure using the same
KR101985053B1 (ko) 2012-03-27 2019-05-31 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 지향 매체를 포함하는 광기전 모듈 및 이를 제조하는 방법
US9719206B2 (en) * 2012-09-14 2017-08-01 Under Armour, Inc. Apparel with heat retention layer and method of making the same
USD765427S1 (en) 2013-03-11 2016-09-06 Under Armour, Inc. Upper body garment with areas of interior surface ornamentation
USD758745S1 (en) 2013-03-11 2016-06-14 Under Armour, Inc. Lower body garment with outer surface ornamentation
USD766599S1 (en) 2013-03-11 2016-09-20 Under Armour, Inc. Lower body garment with inner surface ornamentation
WO2014174693A1 (ja) * 2013-04-24 2014-10-30 株式会社アスカネット 立体像表示装置及び立体像表示方法
EP3003704B1 (de) 2013-06-06 2020-09-02 3M Innovative Properties Company Verfahren zur herstellung strukturierter haft-artikel
CN105307805B (zh) 2013-06-06 2018-05-15 3M创新有限公司 制备结构化层合粘合剂制品的方法
KR20160014765A (ko) 2013-06-06 2016-02-11 쓰리엠 이노베이티브 프로퍼티즈 컴파니 구조화된 접착용품의 제조 방법
EP3020074A1 (de) 2013-07-09 2016-05-18 3M Innovative Properties Company Reflektierende filme mit abgerundeten mikrostrukturen zur verwendung bei solarmodulen
BR112016006705A2 (pt) * 2013-09-27 2017-08-01 3M Innovative Properties Co artigos de filme estruturados de dupla face
US20170009105A1 (en) 2014-02-03 2017-01-12 3M Innovative Properties Company Methods of preparing surface modified pressure sensitive adhesive articles
KR102444532B1 (ko) 2014-12-23 2022-09-16 쓰리엠 이노베이티브 프로퍼티즈 컴파니 양면 다층 접착제
US20160245502A1 (en) * 2015-02-23 2016-08-25 Cambridge International Inc. Lighted architectural panel system
WO2016144313A1 (en) * 2015-03-09 2016-09-15 Orafol Americas Inc. Methods for forming partial retroreflector tooling and sheeting and devices thereof
EP3362744A4 (de) 2015-10-12 2019-06-12 3M Innovative Properties Company Mit solarmodulen nutzbare lichtumleitende folie
JP6878763B2 (ja) * 2015-12-24 2021-06-02 市光工業株式会社 インナーレンズ及び車両用灯具
WO2017156448A1 (en) * 2016-03-11 2017-09-14 Mirraviz, Inc. Customized reflection profiles for retro-reflective display system optimization
WO2017198499A1 (en) 2016-05-19 2017-11-23 Basf Coatings Gmbh Photovoltaic module
EP3583453A4 (de) 2017-02-14 2021-03-10 3M Innovative Properties Company Sicherheitsartikel mit gruppen von mikrostrukturen, die durch endfräsen hergestellt werden
WO2019046403A1 (en) * 2017-08-29 2019-03-07 Avery Dennison Corporation RETROREFLECTIVE SHEET FOR A PROJECTOR-BASED DISPLAY SYSTEM
US11572492B2 (en) 2018-06-07 2023-02-07 3M Innovative Properties Company Microstructured release liners for selective transfer of ink to film
WO2020028230A2 (en) 2018-07-29 2020-02-06 Bvw Holding Ag Patterned surfaces with suction
EP3667738A1 (de) 2018-12-12 2020-06-17 BASF Coatings GmbH Fotovoltaisches modul
CN114502990B (zh) 2019-08-05 2024-03-29 艾利丹尼森公司 包含荧光染料的逆反射膜

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2818500A (en) * 1953-07-03 1957-12-31 Holophane Co Inc Prismatic reflectors
DE1770933U (de) * 1957-10-17 1958-07-24 Westfaelische Metall Industrie Als leuchtenfenster dienender rueckstrahler, insbesondere fuer kraftfahrzeugrueckleuchten.
US3005382A (en) * 1957-11-25 1961-10-24 Minnesota Mining & Mfg Reflex-reflecting sheet materials
US3924929A (en) * 1966-11-14 1975-12-09 Minnesota Mining & Mfg Retro-reflective sheet material
US4208090A (en) * 1967-03-24 1980-06-17 Amerace Corporation Reflector structure
US3712706A (en) * 1971-01-04 1973-01-23 American Cyanamid Co Retroreflective surface
AU4272272A (en) * 1971-06-23 1973-11-29 Joseph Lucas (Industries) Limited Combined lens and reflector fora vehicle lamp
US3790431A (en) * 1972-01-24 1974-02-05 Minnesota Mining & Mfg Light-transmissive retroreflective sheeting
US3833285A (en) * 1973-05-22 1974-09-03 Amerace Esna Corp Retrodirective reflector visible over wide range of observation angles
US4005538A (en) * 1973-11-23 1977-02-01 Minnesota Mining And Manufacturing Company Internally illuminated retroreflective signs
US4073568A (en) * 1975-11-26 1978-02-14 Ferro Corporation Retroreflector units with three mutually perpendicular surfaces defining a trihedral angle of a rectangular parallelepiped
US4025159A (en) * 1976-02-17 1977-05-24 Minnesota Mining And Manufacturing Company Cellular retroreflective sheeting
AU515650B2 (en) * 1976-07-19 1981-04-16 David Boyd Michael Energy reflecting members and screens made therefrom
US4349598A (en) * 1976-12-01 1982-09-14 Minnesota Mining And Manufacturing Company High incidence angle retroreflective material
IT7821682A0 (it) * 1977-03-30 1978-03-28 Bayer Ag Foglio a specchi tripli.
US4243618A (en) * 1978-10-23 1981-01-06 Avery International Corporation Method for forming retroreflective sheeting
EP0018798B1 (de) * 1978-11-08 1983-06-08 LUCAS INDUSTRIES public limited company Rückstrahler
US4588258A (en) * 1983-09-12 1986-05-13 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles having wide angularity in multiple viewing planes
US4672089A (en) * 1984-08-10 1987-06-09 Amerace Corporation Retroreflective sheeting
CA1279783C (en) * 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US4775219A (en) * 1986-11-21 1988-10-04 Minnesota Mining & Manufacturing Company Cube-corner retroreflective articles having tailored divergence profiles

Also Published As

Publication number Publication date
KR0185673B1 (ko) 1999-05-15
ATE129077T1 (de) 1995-10-15
EP0390344A3 (de) 1991-01-09
CA2010201A1 (en) 1990-09-30
EP0390344A2 (de) 1990-10-03
EP0390344B1 (de) 1995-10-11
JPH02285301A (ja) 1990-11-22
JP3046607B2 (ja) 2000-05-29
DE69022870D1 (de) 1995-11-16
KR900014904A (ko) 1990-10-25
AU4977590A (en) 1990-10-04
US5122902A (en) 1992-06-16
CA2010201C (en) 2000-11-07
AU616100B2 (en) 1991-10-17

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