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发明名称
Improvements in or relating to pitch changing mechanisms for propellers
摘要
申请公布号
GB700394(A)
申请公布日期
1953.12.02
申请号
GB19510025338
申请日期
1951.10.30
申请人
UNITED AIRCRAFT CORPORATION
发明人
分类号
B63H3/08
主分类号
B63H3/08
代理机构
代理人
主权项
地址
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