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发明名称
ROTARY HARROWS
摘要
申请公布号
GB1502835(A)
申请公布日期
1978.03.01
申请号
GB19770002187
申请日期
1975.02.28
申请人
VAN DER LELY C NV
发明人
分类号
A01B33/06;A01B33/08;A01B49/02;(IPC1-7):A01B33/06
主分类号
A01B33/06
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代理人
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