DE19828C
Active / In Force
DE
Teaching aids for use in teaching music
Assignee: M. WAGNER in Berlin
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Filing: —
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Granted: —
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Expires: —
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 17:59
CPC Classifications
G; G10; G10G; G10G1/00; G10G1/02
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References Cited (Backward Citations)
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