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发明名称
HELICOPTER BLADE
摘要
申请公布号
GB2011333(A)
申请公布日期
1979.07.11
申请号
GB19780044216
申请日期
1978.11.13
申请人
UNITED TECHNOLOGIES CORP
发明人
分类号
B64C3/14;B64C27/46;B64C27/467;(IPC1-7):B64C27/46
主分类号
B64C3/14
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代理人
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