Title:
High frequency apparatus
United States Patent 2937316
Inventors:
Moose, Louis F.
Publication Date:
05/17/1960
Export Citation:
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Assignee:
BELL TELEPHONE LABOR INC
Primary Class:
315/43
Other Classes:
313/348, 315/39
International Classes:
H01J21/06; H01J21/36; H03F3/54; H01J21/00; H03F3/54
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US Patent References:
2803782Triode thermionic tube
2601025High-frequency electric discharge device
2459859Grid structure for electron discharge devices