FR769129A
Expired / Lapsed
FR
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Improvement provided in the establishment of helical gear wheels
Assignee: Ernest Jourdan
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Filing: 1934-02-01
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Granted: 1934-08-20
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Expires: 1954-02-01
Abstract
No abstract record available.
Inventors
- 👤 Ernest Jourdan
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 23:26
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/16; F16H1/163; F16H25/00; F16H25/18; F16H25/20; F16H25/22; F16H25/2204; F16H25/2214
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References Cited (Backward Citations)
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