Light-sensitive electric device
United States Patent 1697451

Inventors:
Logie, Baird John
Publication Date:
01/01/1929
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Assignee:
BAIRD TELEVISION LTD
Primary Class:
338/19
Other Classes:
204/192.150, 429/111, 250/214.100, 338/199, 338/324, 338/55, 136/264
International Classes:
H01L31/08