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发明名称
Tastenanordnung der Bassklaviatur diatonischer Ziehharmoniken
摘要
申请公布号
DE544752(C)
申请公布日期
1932.02.22
申请号
DED544752D
申请日期
1930.12.14
申请人
MATTH. HOHNER AKT.-GES.
发明人
分类号
主分类号
代理机构
代理人
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