Patent US1915676A successfully refreshed from Google Patents.
FR21489E
Expired / Lapsed
FR
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Knife blade manufacturing process
Assignee: JEAN BARNERIAS ROUSSELLE
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Filing: 1919-07-08
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Granted: 1920-10-12
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Expires: 1939-07-08
Abstract
No abstract record available.
Inventors
- 👤 Jean Barnerias-Rousselle
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 07:18
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/60; B21D53/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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