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发明名称
EINRICHTUNG ZUR ELEKTROAKUSTISCHEN WIEDERGABE ZWEIKANALIG AUFGENOMMENER DARBIETUNGEN.
摘要
申请公布号
DE1792053(U)
申请公布日期
1959.07.16
申请号
DE195800N8586U
申请日期
1958.04.23
申请人
NORDDEUTSCHE MENDE RUNDFUNK G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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