FR893225A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method for measuring the polish of a surface and apparatus for its implementation
Assignee: Paul-Henri Perrot
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Filing: 1942-12-24
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Granted: 1944-06-02
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Expires: 1962-12-24
Abstract
No abstract record available.
Inventors
- 👤 Paul-Henri Perrot
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 01:34
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/28
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