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发明名称
APERFEICOAMENTOS EM ESTOJOS ESCOLARES
摘要
申请公布号
BR6804441(D0)
申请公布日期
1973.01.18
申请号
BR19680004441
申请日期
1968.11.29
申请人
ARANYI J
发明人
ARANYI J
分类号
主分类号
代理机构
代理人
主权项
地址
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