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发明名称
ULTRASONIC PROBE AND ITS PRODUCTION
摘要
申请公布号
JPH1127780(A)
申请公布日期
1999.01.29
申请号
JP19970254841
申请日期
1997.09.19
申请人
HITACHI CONSTR MACH CO LTD
发明人
YAMAMOTO HIROSHI
分类号
G01N29/24;H04R1/34;H04R17/00;(IPC1-7):H04R1/34
主分类号
G01N29/24
代理机构
代理人
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