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发明名称
Improvements in or relating to jigs for treating ore-bearing and like materials
摘要
申请公布号
GB530890(A)
申请公布日期
1940.12.24
申请号
GB19390017557
申请日期
1939.07.15
申请人
WERF CONRAD N.V.;CORNELIUS SCHOUTEN
发明人
分类号
B03B5/22
主分类号
B03B5/22
代理机构
代理人
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