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发明名称
Method of making compressor blades
摘要
申请公布号
US2743509(A)
申请公布日期
1956.05.01
申请号
US19520328604
申请日期
1952.12.30
申请人
THE NATIONAL MACHINERY COMPANY
发明人
FRIEDMAN ROBERT G.
分类号
B21K3/04
主分类号
B21K3/04
代理机构
代理人
主权项
地址
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