FR523735A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and mechanism for the diffusion of gases and vapors through liquids
Assignee: CANADIAN AMERICAN FINANCE AND
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Filing: 1920-09-08
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Granted: 1921-08-24
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Expires: 1940-09-08
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 00:53
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/02; B01D47/021
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