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发明名称
Supersonic inspection for flaws lying near the surface of a part
摘要
申请公布号
US2565725(A)
申请公布日期
1951.08.28
申请号
US19460671349
申请日期
1946.05.21
申请人
SPERRY PRODUCTS, INC.
发明人
FREDERICK JULIAN R.;FIRESTONE FLOYD A.
分类号
G01N29/28
主分类号
G01N29/28
代理机构
代理人
主权项
地址
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