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发明名称
Method of forming foundry molds
摘要
申请公布号
US2985931(A)
申请公布日期
1961.05.30
申请号
US19580767599
申请日期
1958.10.16
申请人
HERMAN PNEUMATIC MACHINE COMPANY
发明人
FRANKENSTEIN EDGAR L.
分类号
B22C11/02;B22C17/10
主分类号
B22C11/02
代理机构
代理人
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