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发明名称
Control device for cultivators
摘要
申请公布号
US2929457(A)
申请公布日期
1960.03.22
申请号
US19590811600
申请日期
1959.05.07
申请人
WIGGERT LANGERAK
发明人
LANGERAK WIGGERT
分类号
A01B39/16;A01B39/26
主分类号
A01B39/16
代理机构
代理人
主权项
地址
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