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发明名称
Feed grinder
摘要
申请公布号
US1789583(A)
申请公布日期
1931.01.20
申请号
US19290362494
申请日期
1929.05.13
申请人
ELDERKIN RAYMOND B
发明人
ELDERKIN RAYMOND B.
分类号
B02C13/284
主分类号
B02C13/284
代理机构
代理人
主权项
地址
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