FR711480A
Expired / Lapsed
FR
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Improvement of the ankle joint of prosthetic devices
Assignee: Jean
•
Filing: 1930-01-23
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Granted: 1931-09-10
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Expires: 1950-01-23
Abstract
No abstract record available.
Inventors
- 👤 Jean
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 03:12
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/50; A61F2/60; A61F2/66; A61F2/6607; A61F2002/5007
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References Cited (Backward Citations)
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