Title:
Tuner for string instruments
United States Patent 2130248
Inventors:
Peate, George A.
Publication Date:
09/13/1938
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Assignee:
Edmund, Brietzcke H.
Primary Class:
Other Classes:
984/119
International Classes:
G10C3/10; G10D3/14; G10C3/00; G10D3/00