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DE686920C Expired / Lapsed DE ⏱️ 0.0 years remaining

special drive switch with a dead man's device

Assignee: Sitel Soc Ind Et Tech Pour L E
•
Filing: 1938-06-12
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Granted: 1940-01-18
•
Expires: 1958-06-12
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-02 15:59
CPC Classifications
B; B60; B60L; B60L3/00; B60L3/02

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