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FR34205E
Expired / Lapsed
FR
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Apparatus used for research and constitution of compound shades, as well as for determining the proportions of primary shades necessary to obtain them
Assignee: Georges-Rene Fouilleul
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Filing: 1927-10-05
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Granted: 1929-05-03
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Expires: 1947-10-05
Abstract
No abstract record available.
Inventors
- 👤 Georges-Rene Fouilleul
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 19:24
CPC Classifications
G; G01; G01J; G01J3/00; G01J3/46
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