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经营范围
发明名称
Earth scraper
摘要
申请公布号
US2043220(A)
申请公布日期
1936.06.09
申请号
US19340758931
申请日期
1934.12.24
申请人
ANDERSON PHILIP C
发明人
ANDERSON PHILIP C.
分类号
E02F3/64
主分类号
E02F3/64
代理机构
代理人
主权项
地址
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