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发明名称
CENTER-FEED SPREADER
摘要
申请公布号
US3441224(A)
申请公布日期
1969.04.29
申请号
USD3441224
申请日期
1967.04.13
申请人
HOWARD E. COTTER;JAY E. BARTH
发明人
HOWARD E. COTTER;JAY E. BARTH
分类号
A01C17/00;(IPC1-7):A01C17/00;A01C19/00;E01C19/20
主分类号
A01C17/00
代理机构
代理人
主权项
地址
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