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发明名称
MUTE FOR MUSICAL INSTRUMENTS
摘要
申请公布号
US3440917(A)
申请公布日期
1969.04.29
申请号
USD3440917
申请日期
1967.12.29
申请人
CHICAGO MUSICAL INSTRUMENT CO.
发明人
MERLE B. LEMON
分类号
G10D3/04;(IPC1-7):G10D1/08
主分类号
G10D3/04
代理机构
代理人
主权项
地址
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