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经营范围
发明名称
Grinding apparatus
摘要
申请公布号
US2330969(A)
申请公布日期
1943.10.05
申请号
US19400336147
申请日期
1940.05.20
申请人
HARRIES HI-VITA MILL AND MILLING CO.
发明人
HARRIES HARRY G.
分类号
B02C7/18
主分类号
B02C7/18
代理机构
代理人
主权项
地址
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