Title:
Oxide coated cathode
Document Type and Number:
United States Patent 2308389
Inventors:
Reyling, George F.
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Publication Date:
01/12/1943
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Referenced by:
Export Citation:
Assignee:
RCA CORP
Primary Class:
Other Classes:
420/459, 427/594, 427/78, 428/471, 445/51, 205/680
International Classes:
H01J9/04