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经营范围
发明名称
Hoe excavator
摘要
申请公布号
US2498000(A)
申请公布日期
1950.02.21
申请号
US19480025631
申请日期
1948.05.07
申请人
MCLEAN LELAND O
发明人
MCLEAN LELAND O.
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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