FR974128A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements made to devices for projecting light rays or other rays, in particular those intended for use in surgery
Assignee: Lucien-Benjamin Vautier
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Filing: 1941-12-27
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Granted: 1951-02-19
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Expires: 1961-12-27
Abstract
No abstract record available.
Inventors
- 👤 Lucien-Benjamin Vautier
- 👤 Rene Daligault
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 07:36
CPC Classifications
F; F21; F21W; F21W2131/00; F21W2131/20; F21W2131/205
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