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DE366223C Expired / Lapsed DE ⏱️ 0.0 years remaining

Procedure for displaying the pointer movement of sensitive instruments

Assignee: ROBERT R A HOFFMANN
•
Filing: 1920-09-17
•
Granted: 1923-01-05
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Expires: 1940-09-17
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-23 12:52
CPC Classifications
B; B61; B61L; B61L3/00; B61L3/02; B61L3/08; B61L3/12; B61L3/121

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