US PATENT SUBCLASS 341 / 191
.~ With gaseous or space discharge device feature

Current as of: June, 1999
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341 /   HD   CODED DATA GENERATION OR CONVERSION

173  DF  CODE GENERATOR OR TRANSMITTER {8}
191.~ With gaseous or space discharge device feature

DEFINITION

Classification: 341/191

With gaseous or space discharge device feature:

(under subclass 173) Subject matter including a detail of a signal current conducting device having a current conducting path which includes an electron or ion path through a gas, vapor or vacuum.