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经营范围
发明名称
Grinding mill
摘要
申请公布号
US2187102(A)
申请公布日期
1940.01.16
申请号
US19360108538
申请日期
1936.10.31
申请人
AMERICAN DUPLEX COMPANY
发明人
SCHUHMANN RICHARD L.
分类号
A47J42/18
主分类号
A47J42/18
代理机构
代理人
主权项
地址
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