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FR823795A
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FR
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Improvements to drawing boards
Assignee: Pierre-Louis-Manrice Chaix
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Filing: 1937-06-30
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Granted: 1938-01-26
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Expires: 1957-06-30
Abstract
No abstract record available.
Inventors
- 👤 Pierre-Louis-Manrice Chaix
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 03:31
CPC Classifications
B; B43; B43L; B43L5/00; B43L5/02; B43L5/025; B43L13/00; B43L13/02; B43L13/04; B43L13/041
Claims Analysis
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