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发明名称
Foundry equipment
摘要
申请公布号
US1986987(A)
申请公布日期
1935.01.08
申请号
US19330689335
申请日期
1933.09.14
申请人
CHICAGO RAILWAY EQUIPMENT COMPANY
发明人
TRACHSEL LOUIS S.
分类号
B22C21/14
主分类号
B22C21/14
代理机构
代理人
主权项
地址
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