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经营范围
发明名称
Klavierrahmen
摘要
申请公布号
DE570099(C)
申请公布日期
1933.02.11
申请号
DENDATS099295D
申请日期
申请人
ADOLPHE SEEGER
发明人
分类号
G10C3/04
主分类号
G10C3/04
代理机构
代理人
主权项
地址
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