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FR720070A Expired / Lapsed FR ⏱️ 0.0 years remaining

Time counter operated by a synchronous motor

Assignee: Siemens and Halske AG
•
Filing: 1931-07-16
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Granted: 1932-02-15
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Expires: 1951-07-16
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-03 23:37
CPC Classifications
G; G04; G04C; G04C15/00; G04C15/0009; H; H02; H02M; H02M5/00

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