Title:
KEY ASSEMBLY
United States Patent 3543631


Inventors:
Ohno, Junji
Application Number:
US3543631DA
Publication Date:
12/01/1970
Filing Date:
12/04/1968
Assignee:
NIPPON MUSICAL INSTRUMENTS MFG
Primary Class:
Other Classes:
84/434, 984/345
International Classes:
G10H1/34; (IPC1-7): G10C3/12
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