Patent FR503320A successfully refreshed from Google Patents.
FR503320A
Expired / Lapsed
FR
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Shielding improvements
Assignee: Sir WG Armstrong Whitworth and Co Ltd
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Filing: 1917-04-25
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Granted: 1920-06-08
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Expires: 1937-04-25
Abstract
No abstract record available.
Inventors
- 👤 Eynco Eustace Henry William D
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 13:23
CPC Classifications
F; F41; F41H; F41H5/00; F41H5/02; F41H5/023; F41H5/026; F41H5/013; F41H5/04; F41H5/0442; F41H5/045
Claims Analysis
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References Cited (Backward Citations)
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