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发明名称
Water cooled moulds for casting metals and method of using same
摘要
申请公布号
GB355395(A)
申请公布日期
1931.08.27
申请号
GB19300017201
申请日期
1930.06.04
申请人
HERAEUS VACUUMSCHMELZE AKTIENGESELLSCHAFT;WILHELM ROHN
发明人
分类号
B22D7/00
主分类号
B22D7/00
代理机构
代理人
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