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Title:
Infra-red detection apparatus
United States Patent 3066222
Inventors:
Poorman, Richard M.
Haettinger, George C.
O'connell, Robert F.
Publication Date:
11/27/1962
Assignee:
UNION CARBIDE CORP
Primary Class:
Other Classes:
62/51.1, 62/DIG.19, 165/47
International Classes:
F17C3/08; F25B19/00
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