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发明名称
DEVICE FOR ULTRASONIC TESTING
摘要
申请公布号
SU847190(A1)
申请公布日期
1981.07.15
申请号
SU19792825764
申请日期
1979.10.03
申请人
PETROV VALERIJ N,SU
发明人
PETROV VALERIJ N,SU
分类号
G01N29/04;G01N29/36;(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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