Reciprocating wing helicopter adapted to be manually powered,申请号US19630287140-传众专利搜索

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发明名称	Reciprocating wing helicopter adapted to be manually powered
摘要
申请公布号	US3162400(A)	申请公布日期	1964.12.22
申请号	US19630287140	申请日期	1963.06.11
申请人	GRAHAM WOOD BENJAMIN	发明人	WOOD BENJAMIN GRAHAM
分类号	B64C27/12	主分类号	B64C27/12
代理机构		代理人
主权项
地址

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