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发明名称
Anordning vid pianon
摘要
申请公布号
FI16650(A)
申请公布日期
1935.08.09
申请号
FID16650
申请日期
申请人
AB FOERENADE PIANO- & ORGELFABRIK
发明人
HEIWINKEL HEINRICH EDUARD HERMAN
分类号
G10C3/16;(IPC1-7):G10C3/16
主分类号
G10C3/16
代理机构
代理人
主权项
地址
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