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发明名称
Perfectionnements aux transmetteurs de vibrations pour lecteurs de disques phonographiques
摘要
申请公布号
FR1178944(A)
申请公布日期
1959.05.19
申请号
FRD1178944
申请日期
1957.07.16
申请人
LES INDUSTRIES MUSICALES ET ELECTRIQUES PATHE-MARCONI
发明人
分类号
H04R1/16
主分类号
H04R1/16
代理机构
代理人
主权项
地址
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