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发明名称
Improvements in or relating to the casting of metals
摘要
申请公布号
GB570325(A)
申请公布日期
1945.07.02
申请号
GB19430019742
申请日期
1943.11.26
申请人
WILLIAM FERRIER PROCTOR;GEORGE WILLIAM WEBB
发明人
分类号
B22D18/02
主分类号
B22D18/02
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代理人
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