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DE459448C Expired / Lapsed DE ⏱️ 0.0 years remaining

Device for changing the performance of rotary lobe pumps

Assignee: Getriebe und Motoren W GmbH
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Filing: 1925-09-19
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Granted: 1928-05-10
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Expires: 1945-09-19
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-06 15:40
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/30; F04C2/36

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