US PATENT SUBCLASS 122 / 24
.~ Explosion

Current as of: June, 1999
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122 /   HD   LIQUID HEATERS AND VAPORIZERS

23  DF  FLUID FUEL {2}
24.~ Explosion

DEFINITION

Classification: 122/24

(under subclass 23) Devices the fuel combustion of which is intermittent and explosive.

SEE OR SEARCH CLASS

60, Power Plants,

39.07, and 722+ for devices in which the products of combustion enter the fluid chamber.