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经营范围
发明名称
Musikinstrument
摘要
申请公布号
DE539912(C)
申请公布日期
1931.12.03
申请号
DE1928B140517D
申请日期
1928.11.25
申请人
EMIL BONDY
发明人
分类号
G10D1/00
主分类号
G10D1/00
代理机构
代理人
主权项
地址
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