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经营范围
发明名称
Système de tubes luminescents
摘要
申请公布号
FR749508(A)
申请公布日期
1933.07.25
申请号
FRD749508
申请日期
1933.01.25
申请人
COMPAGNIE PARISIENNE DE DISTRIBUTION D'ELECTRICITE
发明人
分类号
H01J61/94
主分类号
H01J61/94
代理机构
代理人
主权项
地址
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