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发明名称
Improvements in or relating to implements for working material lying on the ground
摘要
申请公布号
GB957181(A)
申请公布日期
1964.05.06
申请号
GB19600027579
申请日期
1960.08.09
申请人
PATENT CONCERN N.V.
发明人
分类号
A01D78/00;A01D80/00;A01D80/02;F16D1/10
主分类号
A01D78/00
代理机构
代理人
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