Patent DE689443C successfully refreshed from Google Patents.
DE689443C
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Assignee: MAX KOLSHORN
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Filing: 1935-09-18
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Granted: 1940-03-20
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Expires: 1955-09-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-09 02:54
CPC Classifications
B; B01; B01D; B01D24/00; B01D24/02; B01D24/10; B01D24/14; B01D24/20; B01D24/24; B01D24/46; B01D24/4626
Claims Analysis
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References Cited (Backward Citations)
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