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发明名称
Flexible rod weeders having folding wings
摘要
申请公布号
US3360053(A)
申请公布日期
1967.12.26
申请号
US19640401477
申请日期
1964.10.05
申请人
BERNARD DOEPKER FRANCIS
发明人
DOEPKER FRANCIS BERNARD
分类号
A01B39/19
主分类号
A01B39/19
代理机构
代理人
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