Ultrasonic joint inspection device and method,申请号US19880254168-传众专利搜索

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发明名称	Ultrasonic joint inspection device and method
摘要
申请公布号	US4891972(A)	申请公布日期	1990.01.09
申请号	US19880254168	申请日期	1988.10.06
申请人	NIPPON PISTON-RING CO., LTD.	发明人	KAWAGUCHI, TAKASHI;FUJITA, YOSHIAKI;KAWAI, SATOSHI
分类号	G01N29/28;G01N29/04;G01N29/265	主分类号	G01N29/28
代理机构		代理人
主权项
地址

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