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发明名称
Installation de block-système à courant continu
摘要
申请公布号
FR946764(A)
申请公布日期
1949.06.14
申请号
FRD946764
申请日期
1947.05.13
申请人
SOCIETE TECHNIQUE POUR L'INDUSTRIE NOUVELLE S. A. "S. T. I. N."
发明人
分类号
B61L23/12
主分类号
B61L23/12
代理机构
代理人
主权项
地址
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