FR584685A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to ejectors for the extraction of gas and air in large quantities
Assignee: Jakob Mulder
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Filing: 1924-08-18
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Granted: 1925-02-11
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Expires: 1944-08-18
Abstract
No abstract record available.
Inventors
- 👤 Jakob Mulder
- 👤 Dirk Christiaan Endert Jr
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 08:32
CPC Classifications
F; F04; F04F; F04F5/00; F04F5/44; F04F5/46; F04F5/466; F04F5/461
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