Distance measurement by echo ranging,申请号US19470750603-传众专利搜索

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发明名称	Distance measurement by echo ranging
摘要
申请公布号	US2568926(A)	申请公布日期	1951.09.25
申请号	US19470750603	申请日期	1947.05.26
申请人	MORAN INSTRUMENT CORPORATION	发明人	JR. ROBERT B. MORAN,
分类号	G01S13/76;G01S15/74	主分类号	G01S13/76
代理机构		代理人
主权项
地址

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