Spinner structure for aircraft,申请号US19330683708-传众专利搜索

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发明名称	Spinner structure for aircraft
摘要
申请公布号	US1978039(A)	申请公布日期	1934.10.23
申请号	US19330683708	申请日期	1933.08.04
申请人	CALDWELL FRANK W;RAUEN CARL F	发明人	CALDWELL FRANK W.;RAUEN CARL F.
分类号	B64C11/14	主分类号	B64C11/14
代理机构		代理人
主权项
地址

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