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发明名称
CORDAO - GUIA DE CRIANCAS EM COLEGIOS OU ESCOLAS
摘要
申请公布号
PT7464(U)
申请公布日期
1986.08.14
申请号
PT19830007464U
申请日期
1983.03.22
申请人
MANUEL RAMIRO CARDOSO DOS SANTOS
发明人
分类号
D07B1/14;G09B19/00;(IPC1-7):D07B1/14
主分类号
D07B1/14
代理机构
代理人
主权项
地址
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