Title:
Method of making selenium rectifiers
United States Patent 2413013
Inventors:
Von, Hippel Arthur
Publication Date:
12/24/1946
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Assignee:
FED TELEPHONE & RADIO CORP
Primary Class:
Other Classes:
427/370, 257/42, 257/E21.072, 257/E21.071, 257/658
International Classes:
H01L21/10; H01L21/103; H01L21/02