Scanning device
United States Patent 2222937

Inventors:
Leslie, Dimmick Glenn
Publication Date:
11/26/1940
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Assignee:
RCA CORP
Primary Class:
358/494
Other Classes:
359/202, 358/481, 382/322, 348/E03.009, 346/119, 359/211, 348/E03.008, 348/202
International Classes:
G02B26/10; H04N1/04; H04N3/06; H04N3/08; H04N3/02