发明申请
- 专利标题： Soft bound workbook with removable transparencies
- 专利标题（中）： 带有可移动透明胶片的软绑定工作簿
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申请号： US11005054申请日： 2004-12-06
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公开(公告)号： US20050146130A1公开(公告)日： 2005-07-07
- 发明人: Michael Reed
- 申请人： Michael Reed
- 主分类号： B42D1/00
- IPC分类号： B42D1/00 ; B42D1/10
摘要：
A releasable perfect bound book of transparencies. The book of transparencies comprises a plurality of sheets, the plurality of sheets including at least one transparency substantially free of a row of perforations; a cover over the plurality of sheets; and a layer of glue on a backbone of the plurality of sheets, the layer of glue adhering the cover to the backbone of the plurality of sheets, wherein the transparencies can be removed from the book by pulling on a corner of the transparencies. The invention also involves a method of making such a book.
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