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发明名称
Systèmes de transmissions par courants porteurs
摘要
申请公布号
FR877915(A)
申请公布日期
1943.01.06
申请号
FRD877915
申请日期
1941.12.19
申请人
LIGNES TELEGRAPHIQUES ET TELEPHONIQUES
发明人
分类号
H04J1/06
主分类号
H04J1/06
代理机构
代理人
主权项
地址
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