Heading reference apparatus,申请号GB19790041524-传众专利搜索

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发明名称	Heading reference apparatus
摘要
申请公布号	GB2039674(A)	申请公布日期	1980.08.13
申请号	GB19790041524	申请日期	1979.11.30
申请人	LITTON SYSTEMS INC	发明人
分类号	G01C9/00;G01C21/16;(IPC1-7):G01C19/00	主分类号	G01C9/00
代理机构		代理人
主权项
地址

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