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经营范围
发明名称
Pulverizing and separating machine
摘要
申请公布号
US2188346(A)
申请公布日期
1940.01.30
申请号
US19320617395
申请日期
1932.06.15
申请人
HOLT FRASER GEORGE
发明人
FRASER GEORGE HOLT
分类号
B02C15/00;B02C15/02
主分类号
B02C15/00
代理机构
代理人
主权项
地址
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