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发明名称
Klaviermechanik
摘要
申请公布号
DE1946970(A1)
申请公布日期
1971.05.06
申请号
DE19691946970
申请日期
1969.09.17
申请人
D.H. BALDWIN COMPANY
发明人
L. FERRIS,ROBERT
分类号
G10C3/16
主分类号
G10C3/16
代理机构
代理人
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地址
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