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Patent FR549018A successfully refreshed from Google Patents.
FR549018A
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FR
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Mechanically operated screen
Assignee: Joseph Yernaux
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Filing: 1922-03-16
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Granted: 1923-01-31
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Expires: 1942-03-16
Abstract
No abstract record available.
Inventors
- 👤 Joseph Yernaux
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 10:04
CPC Classifications
B; B07; B07B; B07B1/00; B07B1/28; B07B1/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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