FR725626A
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Assignee: Fernand Walther
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Filing: 1931-10-08
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Granted: 1932-05-14
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Expires: 1951-10-08
Abstract
No abstract record available.
Inventors
- 👤 Fernand Walther
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 23:49
CPC Classifications
H; H01; H01H; H01H21/00; H01H21/02; H01H21/18; H01H21/36; H01H21/40
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