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Class Information
Number: 431/147
Name: Combustion > Burner cap, cover or extinguisher > Movably or removably mounted cover for flame holder > Cover bars oxidizer from catalyst
Description: Apparatus wherein the cover, when in closed position, prevents access of air to, and consequent ignition by, a catalyst.

Patents under this class:

Patent Number Title Of Patent Date Issued
8662883 Gas combustion apparatus Mar. 4, 2014
7775204 Warming shoe pad Aug. 17, 2010
7703450 Quick drawer change system Apr. 27, 2010
5161964 Catalytic burner Nov. 10, 1992
4235588 Cigarette lighter utilizing catalyst Nov. 25, 1980

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