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发明名称
Anordnung zur selbsttaetigen Sicherung von UEberwegen
摘要
申请公布号
DE767197(C)
申请公布日期
1952.02.28
申请号
DE1936P074396D
申请日期
1936.12.31
申请人
JULIUS PINTSCH K. G.
发明人
WILCKENS ERNST
分类号
B61L29/28
主分类号
B61L29/28
代理机构
代理人
主权项
地址
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