| 摘要 |
PURPOSE: A page flipping hole is provided to enable a user to pass over pages of a book more comfortably by punching small holes on the pages. CONSTITUTION: A page flipping hole is formed by cutting the edge part of a book in a circular form while manufacturing the book to ease the passing over operation of a user. The manufacturing method of the page flipping hole comprises a step of putting 3~5 small circular holes(1) on the edge of the book. |
