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发明名称
FOERFARANDE OCH ANORDNING FOER BESTAEMNING AV PROFILEN AV EN UNDERJORDISK PASSAGE.
摘要
申请公布号
FI874521(A0)
申请公布日期
1987.10.14
申请号
FI19870004521
申请日期
1987.10.14
申请人
FALCONBRIDGE LIMITED
发明人
HAYWARD, ALAN G.;GREGG, LAURI C.;DUTRISAC, AURELE L.;JOLIAT, JACK J.
分类号
E21B47/022;G01C7/06;G01M3/00;(IPC1-7):G01B/
主分类号
E21B47/022
代理机构
代理人
主权项
地址
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