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经营范围
发明名称
Improvements in or relating to propeller pitch control mechanisms
摘要
申请公布号
GB655562(A)
申请公布日期
1951.07.25
申请号
GB19470028243
申请日期
1947.10.22
申请人
UNITED AIRCRAFT CORPORATION
发明人
分类号
B64C11/42
主分类号
B64C11/42
代理机构
代理人
主权项
地址
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