Patent FR440702A successfully refreshed from Google Patents.
FR440702A
Expired / Lapsed
FR
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Process and devices for the direct and pure separation of air constituents
Assignee: Individual
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Filing: 1911-05-09
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Granted: 1912-07-19
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Expires: 1931-05-09
Abstract
No abstract record available.
Inventors
- 👤 Georges-Francois Jaubert
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 01:44
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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