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发明名称
Schienenbefestigung mit Stahlfedern auf Betonschwellen
摘要
申请公布号
DE963610(C)
申请公布日期
1957.05.09
申请号
DE1953W011495
申请日期
1953.06.23
申请人
ERWIN WIRSING
发明人
WIRSING ERWIN
分类号
E01B9/30
主分类号
E01B9/30
代理机构
代理人
主权项
地址
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