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Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US398008023 Dic 197414 Sep 1976Air filtration gas mass
US414602615 Mar 197727 Mar 1979Filter mask
US584859225 Sep 199515 Dic 1998Air filter
US65621068 Ago 200113 May 2003Life Line Water Co., LLCAtmosphere treatment device for sealed containers
US679957320 Dic 20025 Oct 2004Air filtration system
US70771546 Ago 200418 Jul 2006Apparatus for controlling the pressure of gas by bubbling through a liquid, such as bubble CPAP
US740440110 Jun 200529 Jul 2008Water respirator filter
US82257874 Feb 200924 Jul 2012Wet Nose Technologies, LLCAdjustable pressure device and system thereof
US823504231 Ago 20077 Ago 2012Wet Nose Technologies, LLCExhalatory pressure device and system thereof