FR559378A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
System for obtaining the sensation of relief in cinematographic vision
Assignee: Germain-Jean-Gabriel Grenier
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Filing: 1922-12-02
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Granted: 1923-09-14
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Expires: 1942-12-02
Abstract
No abstract record available.
Inventors
- 👤 Germain-Jean-Gabriel Grenier
- 👤 Henri Becker
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 21:22
CPC Classifications
G; G03; G03B; G03B35/00
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References Cited (Backward Citations)
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