FR966498A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Cold Cathode Tube Smoke Detector
Assignee: Ronald Trist and Co Ltd
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Filing: 1948-05-14
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Granted: 1950-10-11
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Expires: 1968-05-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 06:31
CPC Classifications
G; G08; G08B; G08B17/00; G08B17/10; G08B17/103
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