FR852705A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the removal of nicotine and harmful volatile bases contained in tobacco smoke
Assignee: CRAILCO
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Filing: 1938-10-20
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Granted: 1940-03-01
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Expires: 1958-10-20
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
2026-10-31 18:53
CPC Classifications
A; A24; A24D; A24D3/00; A24D3/06; A24D3/16
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