发明名称 Folding apparatus
摘要 Apparatus and processes for educating and entertaining persons. Said apparatus having one or more primary sheets with cuts, slits, or slots therein, through which a plurality of cards or strips are woven to form a foldable device. Said apparatus having an upper or exterior surface upon which a first indicia may be printed or appear. Said apparatus capable of folding to cause the first indicia to be covered and reveal an otherwise hidden second indicia printed or appearing thereon. Said invention further including the processes for manufacturing and using said apparatus.
申请公布号 US5794980(A) 申请公布日期 1998.08.18
申请号 US19960615992 申请日期 1996.03.18
申请人 BIGLER, KAREN ROBBINS 发明人 BIGLER, KAREN ROBBINS
分类号 A63F9/08;G09B1/00;G09B3/02;G09B3/04;(IPC1-7):B42D1/00 主分类号 A63F9/08
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