FR690657A
Expired / Lapsed
FR
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Artificial leg enhancements
Assignee: Joseph-Ernest Boulanger
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Filing: 1930-02-25
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Granted: 1930-09-24
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Expires: 1950-02-25
Abstract
No abstract record available.
Inventors
- 👤 Joseph-Ernest Boulanger
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 01:58
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/50; A61F2/60; A61F2/02; A61F2/30; A61F2002/30001; A61F2002/30108; A61F2002/3011; A61F2002/30112; A61F2002/30131; A61F2002/30159; A61F2002/30172; A61F2002/5001; A61F2230/00; A61F2230/0002; A61F2230/0004; A61F2230/0013; A61F2230/0028; A61F2230/0052; A61F2310/00; A61F2310/00005; A61F2310/00011; A61F2310/00035; A61F2310/00047
Claims Analysis
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References Cited (Backward Citations)
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