Patent DE503581C successfully refreshed from Google Patents.
DE503581C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Centrifugal pump without stuffing box for the promotion of acids u. Like., whose impeller is provided on the back with so-called back blades
Assignee: WILHELM BECK DIPL ING
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Filing: 1928-08-21
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Granted: 1930-07-24
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Expires: 1948-08-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 20:16
CPC Classifications
F; F04; F04D; F04D7/00; F04D7/02; F04D7/06; F04D29/00; F04D29/08; F04D29/10; F04D29/14; F04D29/146
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