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发明名称
Magazin-Sprechmaschine.
摘要
申请公布号
AT119186(B)
申请公布日期
1930.09.25
申请号
ATD119186
申请日期
1929.04.10
申请人
THE GRAMOPHONE COMPANY, LIMITED
发明人
分类号
主分类号
代理机构
代理人
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