发明名称 ENVELOPPE A OUVERTURE FACILE
摘要 Flat envelopes or bags have incorporated within one edge fold an opening thread 2 and adjacent this edge a weakened area substantially centrally of the edge. This area is formed by at least two aligned cuts 1 through respective walls of the envelope substantially parallel to the edge to define a detachable area in which the opening thread is gripped. <IMAGE>
申请公布号 SE9002518(D0) 申请公布日期 1990.07.27
申请号 SE19900002518 申请日期 1990.07.27
申请人 ALAIN GABRIEL BOUVIER 发明人 ALAIN GABRIEL BOUVIER
分类号 B65D27/38 主分类号 B65D27/38
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