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发明名称
Einrichtung zur magnetischen Tonaufzeichnung und -wiedergabe
摘要
申请公布号
DE1447137(A1)
申请公布日期
1968.11.07
申请号
DE19641447137
申请日期
1964.06.16
申请人
NORDDEUTSCHE MENDE RUNDFUNK KG
发明人
TROEMEL,FRITZ
分类号
G11B25/04
主分类号
G11B25/04
代理机构
代理人
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