Aerial device having rotor for retarding descent,申请号US19590850830-传众专利搜索

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发明名称	Aerial device having rotor for retarding descent
摘要
申请公布号	US3017147(A)	申请公布日期	1962.01.16
申请号	US19590850830	申请日期	1959.11.04
申请人	THE KAMAN AIRCRAFT CORPORATION	发明人	JR. DONALD W. ROBINSON,;PACKARD CLIFFORD B.
分类号	B64D1/02	主分类号	B64D1/02
代理机构		代理人
主权项
地址

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