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经营范围
发明名称
Elektrisches Stellwerk
摘要
申请公布号
DE651951(C)
申请公布日期
1937.10.22
申请号
DE1935V031558D
申请日期
1935.02.10
申请人
VEREINIGTE EISENBAHN-SIGNALWERKE G.M.B.H.
发明人
RUEHLOW HERMANN
分类号
B61L19/06
主分类号
B61L19/06
代理机构
代理人
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