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发明名称
Seeder
摘要
申请公布号
US1862732(A)
申请公布日期
1932.06.14
申请号
US19280306346
申请日期
1928.09.17
申请人
WESTCOTT CLYDE M
发明人
WESTCOTT CLYDE M.
分类号
A23N4/08
主分类号
A23N4/08
代理机构
代理人
主权项
地址
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