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发明名称
Improvements in manufacture of propeller blades
摘要
申请公布号
GB524138(A)
申请公布日期
1940.07.30
申请号
GB19390019325
申请日期
1939.07.03
申请人
AVIATION MANUFACTURING CORPORATION
发明人
分类号
B21D53/78;F23J1/00
主分类号
B21D53/78
代理机构
代理人
主权项
地址
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