Patent DE642202C successfully refreshed from Google Patents.
DE642202C
Expired / Lapsed
DE
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Impeller fan
Assignee: Siemens Schuckertwerke AG
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Filing: 1933-12-24
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Granted: 1937-02-25
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Expires: 1953-12-24
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Weimers
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 10:08
CPC Classifications
F; F04; F04D; F04D25/00; F04D25/02; F04D25/08; F04D25/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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