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发明名称
Hopper shut-off control for seed sowing machine
摘要
申请公布号
US3197080(A)
申请公布日期
1965.07.27
申请号
US19630318038
申请日期
1963.10.22
申请人
BENEDICT STACH
发明人
STACH BENEDICT
分类号
A01C7/16;A01C7/18;A01C15/02
主分类号
A01C7/16
代理机构
代理人
主权项
地址
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