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经营范围
发明名称
Handharmonika
摘要
申请公布号
DE817989(C)
申请公布日期
1951.10.22
申请号
DE1948P004441
申请日期
1948.10.02
申请人
POTT WERNER
发明人
POTT WERNER
分类号
G10G5/00
主分类号
G10G5/00
代理机构
代理人
主权项
地址
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