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发明名称
Perfectionnements aux dispositifs de télévision et aux dispositifs analogues
摘要
申请公布号
FR758428(A)
申请公布日期
1934.01.17
申请号
FRD758428
申请日期
1933.07.06
申请人
ELECTRIC AND MUSICAL INDUSTRIES LIMITED
发明人
分类号
H04N3/20
主分类号
H04N3/20
代理机构
代理人
主权项
地址
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