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发明名称
SOUND VELOCITY MEASURING METHOD FOR SURFACE WAVE
摘要
申请公布号
JPH01109224(A)
申请公布日期
1989.04.26
申请号
JP19870265255
申请日期
1987.10.22
申请人
HITACHI CONSTR MACH CO LTD
发明人
SUZUKI YOSHIAKI
分类号
G01H5/00
主分类号
G01H5/00
代理机构
代理人
主权项
地址
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