元の名称記録: Ufuk KOÇ

The present invention relates to a rectangular multifunctional ruler which is used for measuring and design. In particular the ruler of the present invention enables the user to make measurements in different scales thus the ruler is suitable for multi-scale measurements. In addition to that, the ruler of the present invention also enables the user to sketch mathematical models or in general all kinds of shapes in order to form an unlimited number of patterns within a very short amount of time.