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发明名称
Rotary beet topper
摘要
申请公布号
US2668407(A)
申请公布日期
1954.02.09
申请号
US19520286255
申请日期
1952.05.06
申请人
SHERMAN DELMER F
发明人
SHERMAN DELMER F.
分类号
A01D27/02
主分类号
A01D27/02
代理机构
代理人
主权项
地址
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