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发明名称
Land levelers
摘要
申请公布号
US2842874(A)
申请公布日期
1958.07.15
申请号
US19560565109
申请日期
1956.02.13
申请人
EVERSMAN MANUFACTURING CO.
发明人
SHUMAKER LAWRENCE E.;BECK CECIL I.
分类号
E02F3/76;E02F3/815;E02F3/84
主分类号
E02F3/76
代理机构
代理人
主权项
地址
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