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发明名称
DEVICE FOR ACOUSTIC EMISSION SIGNAL DETECTION
摘要
申请公布号
SU855491(A1)
申请公布日期
1981.08.15
申请号
SU19792856348
申请日期
1979.12.20
申请人
KRECHETOV ALEKSANDR N,SU;KHOLKIN OLEG ,SU
发明人
KRECHETOV ALEKSANDR N,SU;KHOLKIN OLEG I,SU
分类号
G01N29/14;G01N29/04;G01N29/40;(IPC1-7):G01N29/04
主分类号
G01N29/14
代理机构
代理人
主权项
地址
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