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Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US489364431 Ago 198816 Ene 1990Sirio S.p.A.Non-return valve for supply cocks
US492492317 May 198915 May 1990Vernay Laboratories, Inc.Fuel filler pipe seal
US511786318 Mar 19912 Jun 1992PepsiCo Inc.Backflow valve
US517617313 Feb 19925 Ene 1993PepsiCo Inc.Backflow valve
US52170404 Mar 19918 Jun 1993KWC AGSafeguard for a sanitary fitting
US52771712 Feb 199311 Ene 1994Bradford-White CorporationWater heater heat trap
US545439623 May 19943 Oct 1995KWC AGSanitary safety device for preventing the backflow of water
US555148317 Ago 19943 Sep 1996KWC AGBackflow-preventer
US556446021 Jul 199515 Oct 1996Sloan Valve CompanyDouble seal vacuum breaker
US584250314 Ago 19971 Dic 1998The Excello Specialty CompanyIntegrally formed air flow valve
US61197134 Nov 199819 Sep 2000Apparatus to prevent rapid multiple flushing
US627312425 May 200014 Ago 2001Check valve floor drain
US63183973 Ago 200020 Nov 2001Side port floor drain
US655401824 Oct 200129 Abr 2003Water closet flushing system
US671900425 Jul 200213 Abr 2004Check valve floor drain
US707729626 Jun 200218 Jul 2006AptarGroup, Inc.Dispensing valve
US727008714 Sep 200418 Sep 2007Bradford White CorporationHeat trap

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