SISTEMA DI TRATTENIMENTO E PIEGAMENTO DELLE PALE DI UN ROTORE DI ELICOTTERO.,申请号IT19800021731-传众专利搜索

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发明名称	SISTEMA DI TRATTENIMENTO E PIEGAMENTO DELLE PALE DI UN ROTORE DI ELICOTTERO.
摘要
申请公布号	IT8021731(D0)	申请公布日期	1980.05.02
申请号	IT19800021731	申请日期	1980.05.02
申请人	UNITED TECHNOLOGIES CORP.	发明人	DONALD LEROY FERRIS
分类号	B64C27/50;(IPC1-7):B64C/	主分类号	B64C27/50
代理机构		代理人
主权项
地址

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