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DE577192C Expired / Lapsed DE ⏱️ 0.0 years remaining

Wind instrument with keys

Assignee: GUSTAVE AUGUSTE LOUF
•
Filing: 1932-03-04
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Granted: 1933-05-29
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Expires: 1952-03-04
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Abstract

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Inventors

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-28 16:19
CPC Classifications
G; G10; G10D; G10D9/00; G10D9/04; G10D9/047

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