US PATENT SUBCLASS 102 / 205
.~ Heat, friction, or chemical primers or ignitors

Current as of: June, 1999
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102 /   HD   AMMUNITION AND EXPLOSIVES

200  DF  IGNITING DEVICES AND SYSTEMS {15}
205.~ Heat, friction, or chemical primers or ignitors

DEFINITION

Classification: 102/205

Heat, friction, or chemical primers or ignitors:

(under subclass 200) Subject matter comprising heating, friction, or chemical means to ignite an explosive.