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经营范围
发明名称
Pulverizer and separator
摘要
申请公布号
US1936593(A)
申请公布日期
1933.11.28
申请号
US19310560588
申请日期
1931.09.01
申请人
HOLT FRASER GEORGE
发明人
FRASER GEORGE HOLT
分类号
B02C15/02
主分类号
B02C15/02
代理机构
代理人
主权项
地址
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