Patent FR445352A successfully refreshed from Google Patents.
FR445352A
Expired / Lapsed
FR
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Circulation washing device filter
Assignee: Individual
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Filing: 1912-06-24
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Granted: 1912-11-09
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Expires: 1932-06-24
Abstract
No abstract record available.
Inventors
- 👤 Georg Bollmann
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 13:16
CPC Classifications
B; B01; B01D; B01D24/00; B01D24/46; B01D24/4668; B01D24/4689; B01D24/02; B01D24/10; B01D24/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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