| IFRG Des Champs Laboratories Incorporated
75458267 27 Mar 1998 | on 19 Jun 2010 | heat exchangers and gas heaters,heat exchangers and gas heaters Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) heat exchangers and gas heaters | | | THERMO-Z Des Champs Laboratories Incorporated
76055809 24 May 2000 | on 19 Jan 2008 | Heat Exchangers and Gas Heaters,Heat Exchangers and Gas Heaters Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) THERMOS | | | Z-DUCT DES CHAMPS LABORATORIES INCORPORATED
73045829 05 Mar 1975 | on 27 Jan 2007 | DUCT ASSEMBLY HAVING A THERMAL TRANSFER SURFACE CONTAINED THEREIN DEFI... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) DUCT ASSEMBLY HAVING A THERMAL TRANSFER SURFACE CONTAINED THEREIN DEFINING A PAIR OF ADJACENT FLUID FLOW PASSAGES | | | VARI-MAX IFRG HEATERS FROM DES CHAMPS INDUSTRIAL DIVISION Des Champs Laboratories Incorporated
75458055 27 Mar 1998 | on 26 Aug 2006 | heat exchangers and gas heaters,heat exchangers and gas heaters Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) "HEATERS" | | | WRINGER Des Champs Laboratories Incorporated
74228231 09 Dec 1991 | on 23 Oct 2004 | installations for dehumidifying and/or ventilating and/or air conditio... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) installations for dehumidifying and/or ventilating and/or air conditioning and/or heating for industrial, and/or commercial, and/or residential use | | | E-Z-VENT Des Champs Laboratories Incorporated
73333295 19 Oct 1981 | on 13 Mar 2004 | Ventilation System Primarily Comprising a Heat Exchanger and Blower fo... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) EASY-VENT | | | OXZTHERM Des Champs Laboratories Incorporated
73333296 19 Oct 1981 | on 10 Jan 2004 | Fume Abatement and Heat Recovery Systems Comprising Thermal or Catalyt... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) Fume Abatement and Heat Recovery Systems Comprising Thermal or Catalytic Combustion Chambers and Heat Exchangers for Industrial Use | | | MINI Z PACK DES CHAMPS LABORATORIES, INCORPORATED
73818700 11 Aug 1989 | on 02 Sep 2001 | PACKAGED ENERGY RECOVERY SYSTEM COMPRISING AIR TO AIR HEAT EXCHANGERS,... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) PACKAGED ENERGY RECOVERY SYSTEM COMPRISING AIR TO AIR HEAT EXCHANGERS, SUPPLY AND EXHAUST FANS, MOTORS AND CONTROLS SOLD AS A UNIT | | | MICRO-Z DES CHAMPS LABORATORIES, INCORPORATED
73825974 18 Sep 1989 | on 11 Jul 1990 | HEAT RECOVERY VENTILATOR,HEAT RECOVERY VENTILATOR Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) HEAT RECOVERY VENTILATOR | | | Z-CUPERATOR Des Champs Laboratories Incorporated
73333297 19 Oct 1981 | on 27 Oct 1989 | Heat Recovery Equipment-Namely, Heat Exchangers for Industrial Use,Hea... Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) Z CUPERATUR | |