US PATENT SUBCLASS 169 / 84
.~.~ Produced by combustion

Current as of: June, 1999
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169 /   HD   FIRE EXTINGUISHERS

30  DF  PORTABLE VESSELS {5}
71  DF  .~ Gas pressure {9}
84.~.~ Produced by combustion

DEFINITION

Classification: 169/84

(under subclass 71) Apparatus having a charge of combustible material contained therein which produces the gas pressure when ignited and means available to the operator for igniting the charge.