Signaling means for training devices,申请号US19440536119-传众专利搜索

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发明名称	Signaling means for training devices
摘要
申请公布号	US2493228(A)	申请公布日期	1950.01.03
申请号	US19440536119	申请日期	1944.05.18
申请人	LINK AVIATION, INC.	发明人	DECKER GEORGE ALTON
分类号	G09B9/26	主分类号	G09B9/26
代理机构		代理人
主权项
地址

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