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发明名称
FROG TIP THAT CAN BE SHIFTED RELATIVE TO THE WING RAILS
摘要
A frog tip that can be moved relative to the wing rail is proposed, in which the contact surfaces each curve away from the frog tip and the wing rails in a lengthwise direction.
申请公布号
US5184791(A)
申请公布日期
1993.02.09
申请号
US19910694543
申请日期
1991.05.02
申请人
BWG BUTZBACHER WEICHENBAU GMBH
发明人
KAIS, ALFRED;NUDING, ERICH;BENENOWSKI, SEBASTIAN
分类号
E01B7/06;E01B7/08
主分类号
E01B7/06
代理机构
代理人
主权项
地址
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