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发明名称
PIPE MITERING APPARATUS
摘要
申请公布号
CA486530(A)
申请公布日期
1952.09.16
申请号
CAD486530
申请日期
申请人
CHICAGO BRIDGE AND IRON COMPANY
发明人
MICHAEL N. LEBEDEFF
分类号
主分类号
代理机构
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