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发明名称
MICROCOMPUTADOR DIDATICO COM PAINEL LUMINOSO INDICATIVO DO FLUXO DOS SINAIS
摘要
申请公布号
BR8805936(A)
申请公布日期
1990.06.19
申请号
BR1988PI05936
申请日期
1988.11.08
申请人
RAMON DA CUNHA LOPES
发明人
RAMON DA CUNHA LOPES
分类号
G09B5/00;G09B9/00;(IPC1-7):G09B9/00;G06F15/20
主分类号
G09B5/00
代理机构
代理人
主权项
地址
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