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经营范围
发明名称
Hydraulically operated mobile digging machine
摘要
申请公布号
US2961106(A)
申请公布日期
1960.11.22
申请号
US19560562883
申请日期
1956.02.01
申请人
DAVIS ENGINEERING INCORPORATED
发明人
DAVIS GEORGE
分类号
E02F3/30;E02F3/32;E02F3/42
主分类号
E02F3/30
代理机构
代理人
主权项
地址
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