FR1335660A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to gas filters, and processes for sterilizing gas by filtration
Assignee: Pfizer Inc
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Filing: 1962-07-13
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Granted: 1963-08-23
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Expires: 1982-07-13
Abstract
No abstract record available.
Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 08:28
CPC Classifications
B; B01; B01D; B01D46/00; B01D46/30; C; C12; C12M; C12M37/00; C12M37/02
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