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发明名称
Eisenbahnsignalanlage
摘要
申请公布号
DE756254(C)
申请公布日期
1953.07.20
申请号
DE1938I061526D
申请日期
1938.06.01
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
GRIFFITHS JOHN BALMAIN;BROWN ANDREW
分类号
B61L3/18
主分类号
B61L3/18
代理机构
代理人
主权项
地址
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