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发明名称
Commutateur à commande électronique
摘要
申请公布号
FR1069630(A)
申请公布日期
1954.07.09
申请号
FRD1069630
申请日期
1952.03.14
申请人
发明人
BEUCHER CHARLES
分类号
H04M9/00
主分类号
H04M9/00
代理机构
代理人
主权项
地址
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