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发明名称
METHOD OF MEASURING SEISMIC FREQUENCIES OF ROCK MEDIUM DURING BLASTING
摘要
申请公布号
PL262293(A2)
申请公布日期
1987.10.19
申请号
PL19860262293
申请日期
1986.11.07
申请人
发明人
分类号
G01N29/00;G01V;G01V1/24;(IPC1-7):G01V/
主分类号
G01N29/00
代理机构
代理人
主权项
地址
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