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发明名称
RAILROAD TRACK LIFTING AND ALIGNING
摘要
申请公布号
AU1210276(A)
申请公布日期
1977.09.22
申请号
AU19760012102
申请日期
1976.03.17
申请人
CANRON LTD.-CANRON LIMITEE
发明人
JOHN KENNETH STEWART;HELMUTH VON BECKMANN
分类号
E01B33/10
主分类号
E01B33/10
代理机构
代理人
主权项
地址
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