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经营范围
发明名称
Improvements in or relating to graphite moulds for foundries
摘要
申请公布号
GB805451(A)
申请公布日期
1958.12.03
申请号
GB19560014528
申请日期
1956.05.10
申请人
G. L. WILLAN LIMITED
发明人
WILLAN GEOFFREY LAWRENCE
分类号
B22C9/08;B22C9/20
主分类号
B22C9/08
代理机构
代理人
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