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经营范围
发明名称
Land leveler
摘要
申请公布号
US1845324(A)
申请公布日期
1932.02.16
申请号
US19300458473
申请日期
1930.05.31
申请人
NOFFSINGER FRED P;NOFFSINGER RALPH L
发明人
NOFFSINGER FRED P.;NOFFSINGER RALPH L.
分类号
A01B31/00
主分类号
A01B31/00
代理机构
代理人
主权项
地址
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