Patent DE514472C successfully refreshed from Google Patents.
DE514472C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Fault reporting device on smoke detectors
Assignee: Walther and Co AG
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Filing: —
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Granted: 1931-06-12
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Expires: 1948-06-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-25 12:25
CPC Classifications
G; G08; G08B; G08B17/00; G08B17/10; G08B17/11; G08B17/113
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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