FR487300A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Bevel gear wheel and method for making it
Assignee: Individual
•
Filing: 1917-10-25
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Granted: 1918-06-19
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Expires: 1937-10-25
Abstract
No abstract record available.
Inventors
- 👤 Erik Hjalmar Wingqvist
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 12:23
CPC Classifications
B; B23; B23F; B23F7/00; B23F21/00; B23F21/04; B23F21/10; B23F9/00; B23F9/04; B23F9/06; B23F9/08; B23F9/082; B23F9/084
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References Cited (Backward Citations)
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