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发明名称
Excavator crane
摘要
申请公布号
US1829569(A)
申请公布日期
1931.10.27
申请号
US19270169703
申请日期
1927.02.21
申请人
HARNISCHFEGER CORPORATION
发明人
MITCHELL HOLGER L.;LJUNGKULL ROLF
分类号
E02F3/42
主分类号
E02F3/42
代理机构
代理人
主权项
地址
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