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发明名称
SOIL WORKING IMPLEMENTS
摘要
申请公布号
GB1470088(A)
申请公布日期
1977.04.14
申请号
GB19740015546
申请日期
1974.04.08
申请人
VAN DER LELY NV C
发明人
分类号
A01B33/02;A01B49/02;(IPC1-7):A01B33/02
主分类号
A01B33/02
代理机构
代理人
主权项
地址
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