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经营范围
发明名称
Grinding or crushing process and apparatus
摘要
申请公布号
GB714044(A)
申请公布日期
1954.08.18
申请号
GB19520032434
申请日期
1952.12.22
申请人
INTERNATIONAL YTONG-STABALITE COMPANY LIMITED
发明人
分类号
B02C2/00;B02C2/06;B02C17/14
主分类号
B02C2/00
代理机构
代理人
主权项
地址
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