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发明名称
Installation de block pour la protection de trains circulant sur des lignes de chemin de fer.
摘要
申请公布号
CH258169(A)
申请公布日期
1948.11.15
申请号
CHD258169
申请日期
1945.04.30
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
THOMSON-HOUSTON COMPAGNIE FRANCAISE
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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