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发明名称
A DEVICE FOR SWITCHING WHEELED SETS WITH CLOSED EDGES,PARTICULARLY FOR TRACK WHEELS OF OVERHEAD TRAVELLING CRANES
摘要
申请公布号
PL146843(B1)
申请公布日期
1989.03.31
申请号
PL19860260463
申请日期
1986.07.02
申请人
发明人
分类号
B66C9/18;(IPC1-7):B66C9/18
主分类号
B66C9/18
代理机构
代理人
主权项
地址
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