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发明名称
A PROPELLER BLADE PITCH CONTROL MECHANISM
摘要
申请公布号
GB8916714(D0)
申请公布日期
1989.09.06
申请号
GB19890016714
申请日期
1989.07.21
申请人
DOWTY ROTOL LIMITED
发明人
分类号
B64C11/38
主分类号
B64C11/38
代理机构
代理人
主权项
地址
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