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发明名称
Dispositif électromagnétique pour contrôler les passages sur une voie de chemins de fer
摘要
申请公布号
FR1325607(A)
申请公布日期
1963.05.03
申请号
FR19600835816
申请日期
1960.08.12
申请人
LE MATERIEL TELEPHONIQUE
发明人
SUERKEMPER WILHELM
分类号
B61L1/16;B61L13/04;B61L29/28
主分类号
B61L1/16
代理机构
代理人
主权项
地址
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