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发明名称
Agricultural material distributor
摘要
申请公布号
US2778540(A)
申请公布日期
1957.01.22
申请号
US19520272588
申请日期
1952.02.20
申请人
SPRED-ALL, INC.
发明人
SELTZER ROBERT E.
分类号
A01C15/08
主分类号
A01C15/08
代理机构
代理人
主权项
地址
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