16 general office products and supplies, namely mechanical pencils, markers, pens, pencils, drafting and drawing instruments, namely rulers, lettering guides, protractors, compasses, compasses and pencils sold as a unit, circle templates, letter templates, shapes templates, triangles, T-squares, French curve sets consisting primarily of drawing templates, geometry sets consisting primarily of several drawing tools, including a ruler, a protractor and triangles; math sets consisting primarily of elements used in measuring or calculating mathematical values, namely triangles, compass, pencils, pencil sharpener, eraser, ruler and protractor; workpiece support; mats for use with knives; engineers and architects printed scales used for measuring distances and for making size conversions