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FR556595A
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Improvements to helical wire devices
Assignee: FROMHOLT ET CIE SOC
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Filing: 1919-07-01
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Granted: 1923-07-23
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Expires: 1939-07-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 09:13
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/08; B23; B23D; B23D57/00; B23D57/003; B23D57/0069
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