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发明名称
Dispositif d'enregistrement d'une transcription sonore avec réglage de l'écartement des sillons
摘要
申请公布号
FR1117050(A)
申请公布日期
1956.05.15
申请号
FRD1117050
申请日期
1955.01.06
申请人
TELDEC SCHALLPLATTEN G. M. B. H.
发明人
分类号
G11B3/36
主分类号
G11B3/36
代理机构
代理人
主权项
地址
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