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发明名称
Improvements in or relating to ploughs
摘要
申请公布号
GB713477(A)
申请公布日期
1954.08.11
申请号
GB19520001840
申请日期
1952.01.23
申请人
JOHN ALLEN & SONS (OXFORD) LIMITED
发明人
WELL PHILIP GORDON CAUD
分类号
A01B63/26
主分类号
A01B63/26
代理机构
代理人
主权项
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