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Class Information
Number: 392/355
Name: Electric resistance heating devices > Heating devices (class 219 subclass 200) > Convection space heater > With intermediate heat absorber > Heated by radiant source
Description: Subject matter wherein the heat absorber is heated by energy in the form of electromagnetic waves within the infrared range of the spectrum.










Sub-classes under this class:

Class Number Class Name Patents
392/356 With fan blower 24


Patents under this class:

Patent Number Title Of Patent Date Issued
7977607 Frame for holding heating elements of an electric heater of a ventilating, heating and/or air conditioning unit Jul. 12, 2011
7361868 Electrical heating device, especially for motor vehicles Apr. 22, 2008
6901213 Electric heater May. 31, 2005
6169851 Space heaters Jan. 2, 2001
5802249 Cabin wth a radiant heating system Sep. 1, 1998
5511145 Portable electric heater or floor lamp Apr. 23, 1996
4511787 Electric stove pipe space heater Apr. 16, 1985
4420677 Heating system Dec. 13, 1983
4408658 Apparatus and method for heating a material in a transparent ampoule Oct. 11, 1983
4307284 Electric space heater unit utilizing incandescent lamps as the heat source Dec. 22, 1981
4164642 Radiant-hot air heater Aug. 14, 1979











 
 
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