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发明名称
Apparatus for distributing materials
摘要
申请公布号
US2258519(A)
申请公布日期
1941.10.07
申请号
US19380210959
申请日期
1938.05.31
申请人
AUGUST SCHUMACHER
发明人
SCHUMACHER AUGUST
分类号
A01C7/16
主分类号
A01C7/16
代理机构
代理人
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地址
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