NONDESTRUCTIVE TESTING USING AIR-COUPLED ACOUSTIC EXCITATION,申请号US19900631985-传众专利搜索

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发明名称	NONDESTRUCTIVE TESTING USING AIR-COUPLED ACOUSTIC EXCITATION
摘要
申请公布号	US5146289(A)	申请公布日期	1992.09.08
申请号	US19900631985	申请日期	1990.12.21
申请人	LASER TECHNOLOGY, INC.	发明人	NEWMAN, JOHN W.
分类号	G01B11/16;G01N29/06;G01N29/12;G01N29/24;G01S15/89	主分类号	G01B11/16
代理机构		代理人
主权项
地址

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