SEA WATER DEPTH TRANSDUCER AND SYSTEM,申请号USD3545274-传众专利搜索

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发明名称	SEA WATER DEPTH TRANSDUCER AND SYSTEM
摘要
申请公布号	US3545274(A)	申请公布日期	1970.12.08
申请号	USD3545274	申请日期	1968.10.03
申请人	SPARTON CORP.	发明人	WILLIAM M. DERR;BILL J. HARPER
分类号	G01C13/00;(IPC1-7):G01L9/02	主分类号	G01C13/00
代理机构		代理人
主权项
地址

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