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发明名称
Schienenruecker mit einem Keil zwischen Schienenkopf und Schienenklammer
摘要
申请公布号
DE569862(C)
申请公布日期
1933.02.08
申请号
DED569862D
申请日期
1930.10.22
申请人
GERRIT LODEWIJK TER VOORDE
发明人
分类号
E01B29/20
主分类号
E01B29/20
代理机构
代理人
主权项
地址
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