Patent FR878823A successfully refreshed from Google Patents.
FR878823A
Expired / Lapsed
FR
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Process for emphasizing whites and the luminous power of the surface color of photographic images
Assignee: IG Farbenindustrie AG
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Filing: 1942-01-28
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Granted: 1943-02-04
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Expires: 1962-01-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 18:52
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/815; G03C1/8155
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