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发明名称
Apparatus for forming metal articles
摘要
申请公布号
US2282588(A)
申请公布日期
1942.05.12
申请号
US19390285879
申请日期
1939.07.22
申请人
ALBERT LYON GEORGE
发明人
LYON GEORGE ALBERT
分类号
B21D53/32
主分类号
B21D53/32
代理机构
代理人
主权项
地址
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