METHOD OF TESTING WORKPIECES BY MEANS OF ULTRA-SOUND WAVES ACCORDING TO THE IMPULSE ECHO METHOD,申请号USD3552191-传众专利搜索

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发明名称	METHOD OF TESTING WORKPIECES BY MEANS OF ULTRA-SOUND WAVES ACCORDING TO THE IMPULSE ECHO METHOD
摘要
申请公布号	US3552191(A)	申请公布日期	1971.01.05
申请号	USD3552191	申请日期	1968.01.30
申请人	RUHRGAS AG.	发明人	JOSEF HESEDING
分类号	G01N29/04;G01N29/22;(IPC1-7):G01N29/04	主分类号	G01N29/04
代理机构		代理人
主权项
地址

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