Title:
Evaporating crucible for coating apparatus
United States Patent 2447789
Inventors:
Barr, Edgar E.
Publication Date:
08/24/1948
Export Citation:
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Assignee:
POLAROID CORP
Primary Class:
219/422
Other Classes:
118/726, 373/11, 392/389
International Classes:
C23C14/24; C23C14/24
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US Patent References:
2164595Method of coating electrodes
2100045Deposition of metallic films from metal vaporized in vacuo