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发明名称
Perfectionnements aux systèmes de distribution en vidéo-fréquence
摘要
申请公布号
FR1123878(A)
申请公布日期
1956.10.01
申请号
FRD1123878
申请日期
1955.03.23
申请人
ETABLISSEMENTS MARCEL PORTENSEIGNE
发明人
GREUET PIERRE;DURAND RAYMOND
分类号
H04N7/10
主分类号
H04N7/10
代理机构
代理人
主权项
地址
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