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发明名称
Improvements in and connected with the making of metal-casting moulds
摘要
申请公布号
GB545042(A)
申请公布日期
1942.05.07
申请号
GB19420001399
申请日期
1940.06.05
申请人
CASTINGS PATENT CORPORATION;HENRY FRED HAGEMEYER
发明人
分类号
B22C9/00
主分类号
B22C9/00
代理机构
代理人
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地址
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