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发明名称
Method of forming objects and apparatus therefor
摘要
申请公布号
US2792046(A)
申请公布日期
1957.05.14
申请号
US19520290867
申请日期
1952.05.31
申请人
FAGAN JOHN W
发明人
FAGAN JOHN W.
分类号
B21D1/14
主分类号
B21D1/14
代理机构
代理人
主权项
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