US PATENT SUBCLASS 377 / 100
.~ Multi-cathode gas discharge tubes

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

94  DF  COUNTING OR DIVIDING IN INCREMENTAL STEPS (I.E., STAIRCASE COUNTER) {5}
100.~ Multi-cathode gas discharge tubes

DEFINITION

Classification: 377/100

Multi-cathode gas discharge tubes:

(under subclass 98) Subject matter where the device having more than two stable states is a gas discharge tube having a plurality of cathodes.