FR592572A
Expired / Lapsed
FR
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Automatic and progressive gear change mechanism
Assignee: Paul-Etienne-Edouard Prion
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Filing: 1925-02-02
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Granted: 1925-08-05
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Expires: 1945-02-02
Abstract
No abstract record available.
Inventors
- 👤 Paul-Etienne-Edouard Prion
- 👤 Lucien-Yves-Marie-An Vau
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 12:48
CPC Classifications
F; F16; F16H; F16H29/00; F16H29/22
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References Cited (Backward Citations)
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