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发明名称
Loading machine
摘要
申请公布号
US2338704(A)
申请公布日期
1944.01.11
申请号
US19410413799
申请日期
1941.10.06
申请人
CLARKSON MANUFACTURING COMPANY
发明人
CLARKSON JOHN L.;JACKSON ALLTON B.
分类号
E21D9/12
主分类号
E21D9/12
代理机构
代理人
主权项
地址
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