FR835984A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements relating to metal screens and their manufacturing processes
Assignee: EDWARD O NORRIS Inc
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Filing: 1938-03-31
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Granted: 1939-01-06
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Expires: 1958-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 10:56
CPC Classifications
C; C25; C25D; C25D1/00; C25D1/10; C25D1/08; Y; Y10; Y10S; Y10S55/00; Y10S55/24
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