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经营范围
发明名称
Relais répétiteur d'action à distance
摘要
申请公布号
FR910333(A)
申请公布日期
1946.06.04
申请号
FRD910333
申请日期
1944.11.16
申请人
发明人
CADRE MAURICE LE
分类号
G08B5/30
主分类号
G08B5/30
代理机构
代理人
主权项
地址
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