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发明名称
Loading and transportation equipment
摘要
申请公布号
US3272357(A)
申请公布日期
1966.09.13
申请号
US19640381005
申请日期
1964.07.08
申请人
ATLAS COPCO AKTIEBOLAG
发明人
FRENI LETTERIO
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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