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发明名称
Apparatus for discharging cores from castings and for cleaning castings
摘要
申请公布号
US1765462(A)
申请公布日期
1930.06.24
申请号
US19270169737
申请日期
1927.02.21
申请人
STONEY JOHN T
发明人
STONEY JOHN T.
分类号
B22D29/02
主分类号
B22D29/02
代理机构
代理人
主权项
地址
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