US PATENT SUBCLASS 377 / 113
.~ Using glow discharge lamps

Current as of: June, 1999
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377 /   HD   ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS

112  DF  INDICATING MEANS {1}
113.~ Using glow discharge lamps

DEFINITION

Classification: 377/113

Using glow discharge lamps:

(under subclass 112) Subject matter where the indication results from an electron discharge through a gas-filled tube.