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发明名称
ELECTROMAGNETIC METHOD AND APPARATUS FOR POSITIONING OBJECTS LOCATED BEHIND A CONDUCTIVE WALL
摘要
申请公布号
EP0254478(B1)
申请公布日期
1993.10.13
申请号
EP19870306266
申请日期
1987.07.15
申请人
ONTARIO HYDRO
发明人
CENANOVIC, MATIJA
分类号
G01B7/00;G21C3/30;G21C3/334;G21C19/10;G21C19/20
主分类号
G01B7/00
代理机构
代理人
主权项
地址
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