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发明名称
METHOD FOR DETERMINING VELOCITY AND CONFIDENCE LEVEL OF ACOUSTIC WAVES IN PENETRABLE GROUND
摘要
申请公布号
CA2077387(A1)
申请公布日期
1993.04.08
申请号
CA19922077387
申请日期
1992.09.02
申请人
BAZIW, ERICK J.
发明人
BAZIW, ERICK J.
分类号
G01V1/30;G01V1/34
主分类号
G01V1/30
代理机构
代理人
主权项
地址
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