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FR1007331A
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FR
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Improvement in gear changes by chain derailleur
Assignee: Lucien-Charles-Hippo Juy
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Filing: 1949-12-19
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Granted: 1952-05-05
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Expires: 1969-12-19
Abstract
No abstract record available.
Inventors
- 👤 Lucien-Charles-Hippo Juy
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 03:54
CPC Classifications
B; B62; B62M; B62M9/00; B62M9/04; B62M9/06; B62M9/10; B62M9/12; B62M9/121; B62M9/124; B62M2009/12413
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References Cited (Backward Citations)
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