FR627986A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device making it possible to see by transparency, by means of suitably colored screens, different advertising or other motifs, carried by the same surface
Assignee: Boudkowsky
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Filing: 1927-01-25
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Granted: 1927-10-17
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Expires: 1947-01-25
Abstract
No abstract record available.
Inventors
- 👤 Boudkowsky
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 12:15
CPC Classifications
G; G09; G09F; G09F19/00; G09F19/12; G09F19/14
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