Patent US2153220A successfully refreshed from Google Patents.
FR513872A
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FR
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Assignee: EUGENE FORMAN
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Filing: 1919-12-27
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Granted: 1921-02-25
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Expires: 1939-12-27
Abstract
No abstract record available.
Inventors
- 👤 Eugene Forman
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 09:21
CPC Classifications
B; B25; B25F; B25F1/00; B25F1/02
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References Cited (Backward Citations)
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