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发明名称
Dispositif de contrôle d'une voie ferrée
摘要
申请公布号
CH384609(A)
申请公布日期
1964.11.30
申请号
CH19620007661
申请日期
1962.06.26
申请人
CANADA IRON FOUNDRIES LIMITED
发明人
KENNETH STEWART,JOHN
分类号
B61L1/10;E01B35/00
主分类号
B61L1/10
代理机构
代理人
主权项
地址
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