FR830773A
Expired / Lapsed
FR
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Wire winding improvements
Assignee: Henry Dreyfus
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Filing: 1937-12-13
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Granted: 1938-08-09
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Expires: 1957-12-13
Abstract
No abstract record available.
Inventors
- 👤 Henry Dreyfus
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 09:30
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/283; B65H54/2833; B65H2701/00; B65H2701/30; B65H2701/31
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