US PATENT SUBCLASS 169 / 77
.~.~ Power extinguishant

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

30  DF  PORTABLE VESSELS {5}
71  DF  .~ Gas pressure {9}
77.~.~ Power extinguishant

DEFINITION

Classification: 169/77

(under subclass 71) Apparatus for containing and discharging a dry chemical agent.