ECHO-SOUNDING APPARATUS FOR EXAMINING STRATA BELOW THE SEA-BED,申请号CAD771814-传众专利搜索

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发明名称	ECHO-SOUNDING APPARATUS FOR EXAMINING STRATA BELOW THE SEA-BED
摘要
申请公布号	CA771814(A)	申请公布日期	1967.11.14
申请号	CAD771814	申请日期
申请人	S. SMITH AND SONS (ENGLAND) LIMITED	发明人	STANLEY F. OVENS;GEOFFREY H. ELLIS
分类号		主分类号
代理机构		代理人
主权项
地址

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