COUNTER-ROTATION PITCH CHANGE SYSTEM,申请号EP19890119295-传众专利搜索

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发明名称	COUNTER-ROTATION PITCH CHANGE SYSTEM
摘要
申请公布号	EP0363997(A3)	申请公布日期	1991.01.30
申请号	EP19890119295	申请日期	1989.10.17
申请人	UNITED TECHNOLOGIES CORPORATION	发明人	MAYO, MILLARD G.;KUSIAK, EDWARD H.;BARNES, PHILIP E.;CARVALHO, PAUL A.
分类号	B63H3/06;B63H5/10;B64C11/30;(IPC1-7):B64C11/30	主分类号	B63H3/06
代理机构		代理人
主权项
地址

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