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发明名称
DOBRADURA ESPECIAL EM PAPEL FORMATO OFICIO (DE FORMA A TORNO-LO PAPEL CARTA E ENVELOPE AO MESMO TEMPO)
摘要
申请公布号
BR9004913(A)
申请公布日期
1992.04.07
申请号
BR1990PI04913
申请日期
1990.10.01
申请人
WALTER DIAS REIS
发明人
DJALMA ULRICH
分类号
B65D27/12;(IPC1-7):B65D27/12
主分类号
B65D27/12
代理机构
代理人
主权项
地址
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