Indirectly heated cathode structure
United States Patent 2605432

Inventors:
Smith, Earle K.
Publication Date:
07/29/1952
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Assignee:
ELECTRONS INC
Primary Class:
313/38
Other Classes:
313/43, 313/339, 313/270, 313/632, 313/613
International Classes:
H01J1/20
US Patent References:
2246176Thermionic discharge device
2297721Electrical gaseous discharge control device
2307979Tunable suppressor for filament feedback disturbances
2459997Partially indirectly heated cathode structure for gas tubes
2497911Hydrogen thyratron