Patent FR636170A successfully refreshed from Google Patents.
FR636170A
Expired / Lapsed
FR
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Device allowing daytime visibility of light signals
Assignee: Maurice Bouvet
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Filing: 1926-10-12
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Granted: 1928-04-03
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Expires: 1946-10-12
Abstract
No abstract record available.
Inventors
- 👤 Maurice Bouvet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 17:23
CPC Classifications
H; H04; H04B; H04B10/00
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References Cited (Backward Citations)
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