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发明名称
Perfectionnements aux circuits de commande des systèmes à valves électriques
摘要
申请公布号
FR950678(A)
申请公布日期
1949.10.04
申请号
FRD950678
申请日期
1947.10.04
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
分类号
H02H7/127;H02M1/02
主分类号
H02H7/127
代理机构
代理人
主权项
地址
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