Patent FR834117A successfully refreshed from Google Patents.
FR834117A
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FR
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Device for creating a vacuum with pumps normally used to provide pressure, or vice versa
Assignee: Robert Bosch GmbH
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Filing: 1938-02-22
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Granted: 1938-11-14
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Expires: 1958-02-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 20:05
CPC Classifications
F; F04; F04D; F04D17/00; F04D17/08; F04D17/16
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