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FR1103207A Expired / Lapsed FR ⏱️ 0.0 years remaining

Permanent magnetism vibrating armature polarized electromagnet device

Assignee: Siemens and Halske AG
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Filing: 1954-06-26
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Granted: 1955-10-31
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Expires: 1974-06-26
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-30 22:38
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/22; H01H51/2227; H01H50/00; H01H50/64; H01H50/74; H01H50/76

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