Means and method of measuring distance,申请号US19300453726-传众专利搜索

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发明名称	Means and method of measuring distance
摘要
申请公布号	US1993326(A)	申请公布日期	1935.03.05
申请号	US19300453726	申请日期	1930.05.19
申请人	SUBMARINE SIGNAL COMPANY	发明人	HART ROBERT WINFIELD
分类号	G01S13/36	主分类号	G01S13/36
代理机构		代理人
主权项
地址

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