FR1069063A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device for cooling the light beam in a projection apparatus
Assignee: Andre-Victor-Leon-Cl Debrie
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Filing: 1952-10-24
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Granted: 1954-07-05
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Expires: 1972-10-24
Abstract
No abstract record available.
Inventors
- 👤 Andre-Victor-Leon-Cl Debrie
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 16:47
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/16
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