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发明名称
METHOD AND APPARATUS FOR GRINDING
摘要
申请公布号
CA513338(A)
申请公布日期
1955.05.31
申请号
CAD513338
申请日期
申请人
F. L. SMIDTH AND CO.
发明人
NIKOLAI AHLMANN
分类号
主分类号
代理机构
代理人
主权项
地址
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