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发明名称
Dispositif de mesure
摘要
申请公布号
FR857224(A)
申请公布日期
1940.08.31
申请号
FRD857224
申请日期
1939.07.04
申请人
LIGNES TELEGRAPHIQUES ET TELEPHONIQUES
发明人
分类号
G01R25/00
主分类号
G01R25/00
代理机构
代理人
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地址
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