US PATENT SUBCLASS 123 / 179.21
.~ With charge or cylinder heating

Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

179.1  DF  STARTING DEVICE {18}
179.21.~ With charge or cylinder heating

DEFINITION

Classification: 123/179.21

With charge or cylinder heating:

(under subclass 179.1) Apparatus wherein an accessory device increases the temperature of the hydrocarbon in a combustion chamber or cylinder which makes up a combustion chamber.