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发明名称
SISTEMA DE BLOQUEIO E SIGILO POR PORTADORA
摘要
申请公布号
BR8500597(A)
申请公布日期
1986.09.16
申请号
BR1985PI00597
申请日期
1985.02.06
申请人
CONRADO COELHO COSTA FILHO;EDUARDO SERGIO DE ALMEIDA BROERING
发明人
CONRADO COELHO COSTA FILHO;EDUARDO SERGIO DE ALEMIDA BROERING
分类号
H04B1/18;(IPC1-7):H04B1/18
主分类号
H04B1/18
代理机构
代理人
主权项
地址
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