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发明名称
Kit educacional de eletrônica
摘要
申请公布号
BR7601541(U)
申请公布日期
1998.08.11
申请号
BR1996MU01541U
申请日期
1996.05.28
申请人
DA CUNHA MADRID RONALDO EXPEDITO
发明人
CUNHA MADRID RONALDO EXPEDITO DA
分类号
G09B23/06;(IPC1-7):G09B23/06
主分类号
G09B23/06
代理机构
代理人
主权项
地址
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