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经营范围
发明名称
Vibratory ball mill
摘要
申请公布号
GB1147919(A)
申请公布日期
1969.04.10
申请号
GB19680006915
申请日期
1968.02.13
申请人
EDWARD WATSON SMITH
发明人
EDWARD WATSON SMITH
分类号
B02C17/14
主分类号
B02C17/14
代理机构
代理人
主权项
地址
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