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经营范围
发明名称
Improvements in or relating to casting steel in ingot moulds
摘要
申请公布号
GB619543(A)
申请公布日期
1949.03.10
申请号
GB19460028464
申请日期
1946.09.23
申请人
PIERRE CHARLES MARIE REBUT
发明人
分类号
B22D27/08
主分类号
B22D27/08
代理机构
代理人
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