HELICOPTER ROTOR BLADE CONNECTIONS,申请号GB19690004380-传众专利搜索

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发明名称	HELICOPTER ROTOR BLADE CONNECTIONS
摘要
申请公布号	GB1220045(A)	申请公布日期	1971.01.20
申请号	GB19690004380	申请日期	1969.01.27
申请人	UNITED AIRCRAFT CORPORATION	发明人
分类号	B64C27/48	主分类号	B64C27/48
代理机构		代理人
主权项
地址

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