Patent US4829578A successfully refreshed from Google Patents.
DE660484C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Rotary lobe pump for drip liquid means, which has a sickle-shaped working space and working chambers, which open into suction and pressure spaces arranged within the working chambers
Assignee: Individual
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Filing: 1931-10-04
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Granted: 1938-05-25
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Expires: 1951-10-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 13:06
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/30; F04C2/34; F01; F01C; F01C21/00; F01C21/18; F01C21/186; F04C14/00; F16; F16H; F16H39/00; F16H39/04; F16H39/06; F16H39/22; F04C2/344
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References Cited (Backward Citations)
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