FR462987A
Expired / Lapsed
FR
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Method and apparatus for enlarging photographic images for color reproduction by trichromy
Assignee: EDMOND-CHARLES-GUISLAIN CAILLE
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Filing: 1912-12-05
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Granted: 1914-02-11
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Expires: 1932-12-05
Abstract
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Inventors
- 👤 Edmond-Charles-Guislain Caille
Bibliographic Details
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FR
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2026-10-23 09:32
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