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经营范围
发明名称
Seismisk pulsgenerator
摘要
申请公布号
NO300825(B1)
申请公布日期
1997.07.28
申请号
NO19900001698
申请日期
1990.04.18
申请人
BRITISH GAS PLC
发明人
THOMAS, KEITH MARCUS;DONGWORTH, MICHAEL ROY;MELVIN, ALEC
分类号
G01V1/02;B06B1/20;G01V1/137;(IPC1-7):G01V1/133
主分类号
G01V1/02
代理机构
代理人
主权项
地址
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