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发明名称
METODO E APARELHO PARA INDICACAO DA PRESENCA DE MATERIAL ELETRICAMENTE CONDUTOR NA FORMA DE GRAOS,PARTICULARMENTE GRAOS DE METAIS PRECIOSOS,ESPECIALMENTE OURO,PRATA E PLATINA,EM UM MEIO
摘要
申请公布号
BR8400993(A)
申请公布日期
1984.10.16
申请号
BR1984PI00993
申请日期
1984.03.01
申请人
LARS ERIK ARTUR GULDSTROEM
发明人
LARS ERIK ARTUR GULDSTROEM
分类号
G01V;G01V3/02;G01V3/08;(IPC1-7):G01V3/08
主分类号
G01V
代理机构
代理人
主权项
地址
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