Patent FR409707A successfully refreshed from Google Patents.
FR409707A
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Ventilation, heating and dust removal device generating radioactivity
Assignee: Individual
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Filing: 1909-11-15
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Granted: 1910-04-29
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Expires: 1929-11-15
Abstract
No abstract record available.
Inventors
- 👤 Curt Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 20:56
CPC Classifications
F; F24; F24F; F24F8/00; F24F8/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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