Elevation measuring instrument,申请号US19630307469-传众专利搜索

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发明名称	Elevation measuring instrument
摘要
申请公布号	US3248797(A)	申请公布日期	1966.05.03
申请号	US19630307469	申请日期	1963.09.09
申请人	SELLECK ROBERT W	发明人	SELLECK ROBERT W.
分类号	G01C5/00	主分类号	G01C5/00
代理机构		代理人
主权项
地址

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