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发明名称
Perfectionnements apportés aux procédés et systèmes pour le mélange de signaux de natures différentes, notamment en télévision
摘要
申请公布号
FR1009951(A)
申请公布日期
1952.06.05
申请号
FRD1009951
申请日期
1948.07.13
申请人
LA RADIO-INDUSTRIE
发明人
FRANCE HENRI DE
分类号
H04N5/067
主分类号
H04N5/067
代理机构
代理人
主权项
地址
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