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发明名称
Plant shield for cultivators
摘要
申请公布号
US2762287(A)
申请公布日期
1956.09.11
申请号
US19510236639
申请日期
1951.07.13
申请人
GREIMAN BENJAMIN F
发明人
GREIMAN BENJAMIN F.
分类号
A01B39/26
主分类号
A01B39/26
代理机构
代理人
主权项
地址
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