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经营范围
发明名称
SIGNAL LAMP, IN PARTICULAR FOR RAILWAY SAFEGUARDING
摘要
申请公布号
GB1210100(A)
申请公布日期
1970.10.28
申请号
GB19670059182
申请日期
1967.12.29
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
分类号
B61L5/18
主分类号
B61L5/18
代理机构
代理人
主权项
地址
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