FR501904A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in the manufacture of wire-reinforced papers
Assignee: ERNEST COTTA
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Filing: 1919-07-23
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Granted: 1920-04-29
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Expires: 1939-07-23
Abstract
No abstract record available.
Inventors
- 👤 Ernest Cotta
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 08:23
CPC Classifications
D; D21; D21F; D21F11/00
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