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发明名称
Road clearing and material spreading apparatus
摘要
申请公布号
US3160964(A)
申请公布日期
1964.12.15
申请号
US19620212932
申请日期
1962.07.27
申请人
BOYER PAUL E;MANSFIELD WALTER O;CRAWFORD FERRELL E;LANIER JAMES H
发明人
BOYER PAUL E.;MANSFIELD WALTER O.;CRAWFORD FERRELL E.;LANIER JAMES H.
分类号
E01C19/20;E01H5/06
主分类号
E01C19/20
代理机构
代理人
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地址
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