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发明名称
Method and apparatus for the manufacture of hollow compressor and turbine blades
摘要
申请公布号
GB719172(A)
申请公布日期
1954.11.24
申请号
GB19520022526
申请日期
1952.09.08
申请人
THE R. WALLACE & SONS MANUFACTURING COMPANY
发明人
分类号
B21D53/78
主分类号
B21D53/78
代理机构
代理人
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地址
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