Patent FR538427A successfully refreshed from Google Patents.
FR538427A
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FR
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Improvements to micrometers or
Assignee: Charles Roch
•
Filing: 1921-03-17
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Granted: 1922-06-09
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Expires: 1941-03-17
Abstract
No abstract record available.
Inventors
- 👤 Charles Roch
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 23:11
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/18
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