US PATENT SUBCLASS 126 / 118
.~ Radiating flanges

Current as of: June, 1999
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126 /   HD   STOVES AND FURNACES

99 R  DF  HOT-AIR FURNACES {24}
118.~ Radiating flanges

DEFINITION

Classification: 126/118

(under subclass 99) Hot air furnaces having flanges or pins which are attached to furnace sections and drums for increasing their radiating-surfaces.