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发明名称
Core making machine
摘要
申请公布号
US2763902(A)
申请公布日期
1956.09.25
申请号
US19510234507
申请日期
1951.06.30
申请人
PETERSON AXEL H
发明人
PETERSON AXEL H.
分类号
B22C15/24
主分类号
B22C15/24
代理机构
代理人
主权项
地址
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