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Production of multilayer photographic materials
United States Patent 2941898
US Patent References:
Method of coating strip material
- - 2681294
Multiple coating apparatus
- - 2761417
Multiple coating apparatus
- - 2761419
Method of multiple coating
- - 2761791
Inventors:
Ratcliffe, Wynn Norman
Publication Date:
06/21/1960
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Download PDF 2941898
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Assignee:
ILFORD LTD
Primary Class:
430/523
Other Classes:
430/935, 427/445, 118/419, 118/412, 118/401
International Classes:
B29C47/88
;
G03C1/74