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发明名称
Schaltungshalter fuer den Pflaster-Anschlussbeton an Schienen
摘要
申请公布号
DE809562(C)
申请公布日期
1951.07.30
申请号
DE1949P042239
申请日期
1949.05.10
申请人
HILPERT HANS
发明人
HILPERT HANS
分类号
E01C19/50
主分类号
E01C19/50
代理机构
代理人
主权项
地址
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