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发明名称
Improvements in or relating to ultrasonic inspection devices
摘要
申请公布号
GB696526(A)
申请公布日期
1953.09.02
申请号
GB19510014209
申请日期
1951.06.15
申请人
SPERRY PRODUCTS, INC.
发明人
分类号
G01N29/11;G01N29/40
主分类号
G01N29/11
代理机构
代理人
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