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发明名称
Improvements in foundry moulding machines
摘要
申请公布号
GB358670(A)
申请公布日期
1931.10.15
申请号
GB19300026226
申请日期
1930.09.02
申请人
ROBERT FRANKLIN RINGLE
发明人
分类号
B22C17/10
主分类号
B22C17/10
代理机构
代理人
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