| 摘要 |
<p>Marking method of a linear decimal ordered series, usable particularly for marking lines of a text in pages of a printed work. In this case, the method comprises the assortment of the edge (2) of the book (1) with marks arranged according to an original geometrical law which allows to quickly find one of those marks, and therefore to open the book at the desired page. The present invention also provides to complete such grid for marking pages with an index presented in an original form.</p> |
