Title:
Process of manufacturing electron-emitting cathodes
United States Patent 1545256
Inventors:
Hocker, Carl D.
Publication Date:
07/07/1925
Export Citation:
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Assignee:
WESTERN ELECTRIC CO
Primary Class:
427/11
Other Classes:
106/272, 252/514, 252/518.1, 427/77, 428/389
International Classes:
H01J9/04; H01J9/04
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