Patent FR549330A successfully refreshed from Google Patents.
FR549330A
Expired / Lapsed
FR
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Improvements in the construction of cycle crank axles
Assignee: Pierre Chapelon
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Filing: 1922-03-24
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Granted: 1923-02-07
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Expires: 1942-03-24
Abstract
No abstract record available.
Inventors
- 👤 Pierre Chapelon
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 07:36
CPC Classifications
B; B60; B60B; B60B27/00; B60B27/02; B60B27/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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