FR865964A
Expired / Lapsed
FR
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Shielding system
Assignee: Ernest Berr
•
Filing: 1940-02-20
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Granted: 1941-06-11
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Expires: 1960-02-20
Abstract
No abstract record available.
Inventors
- 👤 Ernest Berr
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 04:31
CPC Classifications
F; F41; F41H; F41H5/00; F41H5/02; F41H5/023; F41H5/007; F41H5/013
Claims Analysis
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References Cited (Backward Citations)
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