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发明名称
Machine for manufacturing undercut sand molds
摘要
申请公布号
US2138701(A)
申请公布日期
1938.11.29
申请号
US19360094084
申请日期
1936.08.03
申请人
KELSEY-HAYES WHEEL COMPANY
发明人
JEUNE FRANK H. LE
分类号
B22C13/04
主分类号
B22C13/04
代理机构
代理人
主权项
地址
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