FR584572A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Pump with alternately movable and fixed pistons in a fixed cylinder in the form of a hollow ring
Assignee: Paul Kleinhans
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Filing: 1924-08-06
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Granted: 1925-02-10
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Expires: 1944-08-06
Abstract
No abstract record available.
Inventors
- 👤 Paul Kleinhans
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 01:30
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/02; F04C2/063; F04C2/077
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