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经营范围
发明名称
Crusher head and mantle
摘要
申请公布号
US1914151(A)
申请公布日期
1933.06.13
申请号
US19290403795
申请日期
1929.10.31
申请人
SMITH ENGINEERING WORKS
发明人
MUNRO ALEXANDER L.;RUMPEL HARVEY H.
分类号
B02C2/00;B02C2/10
主分类号
B02C2/00
代理机构
代理人
主权项
地址
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