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发明名称
Appareil permettant de jouer des bandes portant un enregistrement sonore
摘要
申请公布号
FR1057803(A)
申请公布日期
1954.03.11
申请号
FRD1057803
申请日期
1950.10.31
申请人
TEFI-APPARATEBAU DR. DANIEL K. G.
发明人
分类号
G11B5/52
主分类号
G11B5/52
代理机构
代理人
主权项
地址
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