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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US411294413 Dic 197612 Sep 1978Tube clamp and piercing device
US470920612 May 198624 Nov 1987Ouch saver circuit tester guide and methods of constructing and utilizing same
US485362523 May 19881 Ago 1989S & G Tool Aid Corp.Electric wire clip
US48727092 May 198310 Oct 1989The Dow Chemical CompanyPipe aligning apparatus
US516346222 Ago 199117 Nov 1992Apparatus for tapping a fluid through a wall
US529191430 Jun 19938 Mar 1994Milbar CorporationPiercing valve assembly for pliers
US53015328 Feb 199312 Abr 1994Tube piercing and fluid irrigation device
US534997931 Ene 199427 Sep 1994Instant Pierce, Inc.Line tapping and clamping assembly for refrigeration systems
US537386618 Feb 199420 Dic 1994Refrigerant discharge pliers
US53987184 Mar 199421 Mar 1995Tap line pliers
US56451047 Oct 19968 Jul 1997Line evacuation device
US57221426 Ene 19973 Mar 1998Installation tool for irrigation emitter barbs
US585522312 Dic 19965 Ene 1999Tuomo Halonen OyEmptying valve for emptying sealed liquid packages such as liquid pouches
US58932014 Sep 199713 Abr 1999Installation tool for irrigation emitter barbs
US58968866 Ago 199827 Abr 1999Oil filter wrench
US604181022 Mar 199928 Mar 2000Technical Chemical CompanyRefrigerant charging tool
US634361615 Dic 20005 Feb 2002Drip emitter attaching apparatus
US638182124 Nov 19997 May 2002L.A.P. Innovations, Inc.Emitter barb installation tool and emitter barb cluster
US658126229 Oct 200224 Jun 2003Installation tool for irrigation emitter barbs
US66554074 Abr 20032 Dic 2003Technical Chemical CompanyRefrigerant charging tool
US671224013 Dic 200230 Mar 2004Structure of a piercing drain device used on a sealed chamber
US718540917 Feb 20056 Mar 2007Installation tool for irrigation emitter barbs with cutter
US794601012 Ago 201024 May 2011EMC Industries LLCInstallation tool for irrigation emitter barbs and tubing punch
USD31219916 May 198820 Nov 1990Snap-On Tools CorporationSelf-locking pliers
USRE4126316 Ago 200527 Abr 2010Technical Chemical CompanyRefrigerant charging tool