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FR501068A
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Assignee: ROBERT WORTMANN
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Filing: 1919-06-25
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Granted: 1920-04-01
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Expires: 1939-06-25
Abstract
No abstract record available.
Inventors
- 👤 Robert Wortmann
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 04:05
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/02
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References Cited (Backward Citations)
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