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经营范围
发明名称
Casting apparatus
摘要
申请公布号
US1817340(A)
申请公布日期
1931.08.04
申请号
US19290383294
申请日期
1929.08.03
申请人
BARR THOMAS B
发明人
BARR THOMAS B.
分类号
B22D7/10
主分类号
B22D7/10
代理机构
代理人
主权项
地址
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