| 摘要 |
PROBLEM TO BE SOLVED: To provide a laminated film which is constituted of an upper film and a lower film and with a photograph, a drawing or the like interposed between the two films and which makes it possible to file a plurality of laminated sheets and also to turn them over one by one. SOLUTION: The upper parts 3 and the lateral parts 4 of the upper and lower films 1 and 2 laid on each other are welded and a thin slit groove 5 is provided in the lateral end part of the upper film 1, along the lateral edge. The section of the slit groove part is thin and can be bent or curved. COPYRIGHT: (C)2005,JPO&NCIPI
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