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发明名称
ULTRASONIC WAVE REFLECTOR
摘要
申请公布号
JPH05296985(A)
申请公布日期
1993.11.12
申请号
JP19920101148
申请日期
1992.04.21
申请人
HITACHI CONSTR MACH CO LTD
发明人
MINAMIYAMA EIJI
分类号
G01N29/22;(IPC1-7):G01N29/22
主分类号
G01N29/22
代理机构
代理人
主权项
地址
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