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发明名称
ULTRASONIC PIPE TESTING METHOD AND APPARATUS
摘要
申请公布号
US3436958(A)
申请公布日期
1969.04.08
申请号
USD3436958
申请日期
1965.10.11
申请人
AMERICAN MACHINE & FOUNDRY CO.
发明人
NOEL B. PROCTOR
分类号
G01N29/34;(IPC1-7):G01N9/24
主分类号
G01N29/34
代理机构
代理人
主权项
地址
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