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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US425471515 Nov 197810 Mar 1981Hague InternationalSolid fuel combustor and method of burning
US612977519 Ago 199810 Oct 2000G.B.D. Corp.Terminal insert for a cyclone separator
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US633423429 Ene 19991 Ene 2002Fantom Technologies Inc.Cleaner head for a vacuum cleaner
US641971926 Jun 200116 Jul 2002G.B.D. Corp.Cyclonic vacuum cleaner
US659604620 Jun 200122 Jul 2003G.B.D. Corp.Cyclone separator having a variable longitudinal profile
US673687319 Dic 200218 May 2004G.B.D. CorporationAir flow passage for a vacuum cleaner
US674014414 Ene 200225 May 2004Fantom Technologies Inc.Vacuum cleaner utilizing electrostatic filtration and electrostatic precipitator for use therein
US67825855 Oct 200031 Ago 2004Fantom Technologies Inc.Upright vacuum cleaner with cyclonic air flow
US69025965 Abr 20047 Jun 2005GBD CorporationAir flow passage for a vacuum cleaner
US717931415 Abr 200420 Feb 2007Polar Light LimitedVacuum cleaner
US745570815 Nov 200625 Nov 2008G.B.D. CorporationAir flow passage for a vacuum cleaner
US801565926 Feb 200813 Sep 2011GBD CorporationAir flow passage for a vacuum cleaner