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Class Information
Number: 338/206
Name: Electrical resistors > Expanded metal type
Description: Subject matter wherein the resistance element is formed of expanded metal as defined in (1) Note below.

Patents under this class:

Patent Number Title Of Patent Date Issued
6441718 Overlay surface mount resistor Aug. 27, 2002
6184775 Surface mount resistor Feb. 6, 2001
6181234 Monolithic heat sinking resistor Jan. 30, 2001
5488334 Air-cooled power load Jan. 30, 1996
5218334 Surface mountable high current resistor Jun. 8, 1993
5034721 Heating element conveniently formed from flat blank Jul. 23, 1991
4594280 Expanded perforated sheet having integral unexpanded sides and method of manufacturing the same Jun. 10, 1986
4577093 Device for electric heating of a gas mixture by direct Joule effect Mar. 18, 1986
4339743 Multiple resistance element assembly and method of making same Jul. 13, 1982
4292504 Expanded metal electric heating element with edge support Sep. 29, 1981
4151398 Clothes dryer heating unit Apr. 24, 1979
4066865 Portable hair drying appliance and heating element assembly therefor Jan. 3, 1978
4052588 Electric heater panel Oct. 4, 1977
4025754 Electrically heated dryer May. 24, 1977
4019023 Electrically heated dryer Apr. 19, 1977

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