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发明名称
Apparatus for treating molder's sand
摘要
申请公布号
US2488381(A)
申请公布日期
1949.11.15
申请号
US19460645453
申请日期
1946.02.04
申请人
ROYER FOUNDRY & MACHINE COMPANY
发明人
DAVIES STANLEY B.
分类号
B22C5/04;B22C5/08
主分类号
B22C5/04
代理机构
代理人
主权项
地址
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