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发明名称
Machine elements for crushers
摘要
申请公布号
US2771358(A)
申请公布日期
1956.11.20
申请号
US19540443905
申请日期
1954.07.16
申请人
THE INTERNATIONAL NICKEL COMPANY, INC.
发明人
SPEAR WARREN MCLELLAN
分类号
B02C4/30;B02C23/00;C22C37/08
主分类号
B02C4/30
代理机构
代理人
主权项
地址
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