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发明名称
Fertilizer distributor
摘要
申请公布号
US2648464(A)
申请公布日期
1953.08.11
申请号
US19510253055
申请日期
1951.10.25
申请人
WEEKS WILLIAM J
发明人
WEEKS WILLIAM J.
分类号
A01C15/16
主分类号
A01C15/16
代理机构
代理人
主权项
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