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发明名称
ULTRASONIC TESTING OF TUBING EMPLOYING A SPIRAL WAVE GENERATOR
摘要
申请公布号
GB1470233(A)
申请公布日期
1977.04.14
申请号
GB19740019864
申请日期
1974.05.06
申请人
USS ENGS CONSULTANTS INC
发明人
分类号
G01N29/04;G01N29/22;G01N29/26;G01S15/02;(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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