FR534650A
Expired / Lapsed
FR
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Method and device for plotting involutes of circles
Assignee: Paul Boisseau
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Filing: 1921-04-27
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Granted: 1922-03-29
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Expires: 1941-04-27
Abstract
No abstract record available.
Inventors
- 👤 Paul Boisseau
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 08:11
CPC Classifications
B; B43; B43L; B43L11/00; B43L11/08
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