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经营范围
发明名称
Elektrisches Kraftkurzstellwerk
摘要
申请公布号
DE669075(C)
申请公布日期
1938.12.16
申请号
DE1937O023285D
申请日期
1937.11.26
申请人
ORENSTEIN & KOPPEL AKT.-GES.
发明人
KOWALLIK GERHARD
分类号
B61L19/14
主分类号
B61L19/14
代理机构
代理人
主权项
地址
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