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发明名称
BRINQUEDO PEDAGOGICO
摘要
申请公布号
BR5500853(U)
申请公布日期
1977.04.26
申请号
BR19750000853U
申请日期
1975.08.22
申请人
BOAS L;BOAS D
发明人
BOAS L;BOAS D
分类号
A63G31/00;(IPC1-7):A63G31/00
主分类号
A63G31/00
代理机构
代理人
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地址
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