Patent DE709440C successfully refreshed from Google Patents.
DE709440C
Expired / Lapsed
DE
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Circulation pump with side channel for pumping liquids, gases or vapors
Assignee: FRITZ OESTERLEN DR ING
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Filing: 1936-07-17
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Granted: 1941-08-16
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Expires: 1956-07-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 21:46
CPC Classifications
F; F04; F04D; F04D5/00; F04D5/002; F04D5/007; F05; F05B; F05B2250/00; F05B2250/50; F05B2250/503
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