FR635489A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Diaphragm with variable opening more particularly usable in radiology to limit the radiation field
Assignee: Lucien Levy
•
Filing: 1927-06-03
•
Granted: 1928-03-16
•
Expires: 1947-06-03
Abstract
No abstract record available.
Inventors
- 👤 Lucien Levy
- 👤 Andre Rio
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 12:52
CPC Classifications
G; G21; G21K; G21K1/00; G21K1/02; G21K1/04
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References Cited (Backward Citations)
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