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发明名称
PIANO ACTION ASSEMBLY
摘要
申请公布号
GB1488782(A)
申请公布日期
1977.10.12
申请号
GB19760002720
申请日期
1976.01.23
申请人
STEINWAY & SONS
发明人
分类号
F16C27/02;G10C3/16;(IPC1-7):G10C3/16
主分类号
F16C27/02
代理机构
代理人
主权项
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