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发明名称
Improvements in or relating to harrows
摘要
申请公布号
GB531583(A)
申请公布日期
1941.01.07
申请号
GB19390021799
申请日期
1939.07.27
申请人
HAROLD CARDEN KENT
发明人
分类号
A01B19/10
主分类号
A01B19/10
代理机构
代理人
主权项
地址
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