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经营范围
发明名称
Aerator
摘要
A hand-held aerator useful for removing soil to facilitate the passage of water, air, and nutrients is disclosed.
申请公布号
US5709273(A)
申请公布日期
1998.01.20
申请号
US19960637540
申请日期
1996.04.25
申请人
ROTH, BINSON L.
发明人
ROTH, BINSON L.
分类号
A01B1/22;A01B1/24;(IPC1-7):A01B45/02
主分类号
A01B1/22
代理机构
代理人
主权项
地址
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