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经营范围
发明名称
Weeding machine
摘要
申请公布号
US2342134(A)
申请公布日期
1944.02.22
申请号
US19420468393
申请日期
1942.12.09
申请人
PETER FREDERICKSON
发明人
FREDERICKSON PETER
分类号
A01B39/18
主分类号
A01B39/18
代理机构
代理人
主权项
地址
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