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FR507291A
Expired / Lapsed
FR
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Automatic device electrically signaling the end of a predetermined period of time
Assignee: Individual
•
Filing: 1919-12-11
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Granted: 1920-09-09
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Expires: 1939-12-11
Abstract
No abstract record available.
Inventors
- 👤 Leonard Staes
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 03:13
CPC Classifications
G; G04; G04F; G04F3/00; G04F3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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