BACO

Abacuses; compasses; measuring rulers; protractors; circular slide rules

Paper fasteners in the nature of prong paper fasteners; paper-clips; staplers; staples; graphite pencils; colored pencils; crayons; modeling clay; highlighter pens; watercolor pens in the nature of colored pens; pencil sharpeners; erasers; drawing boards; drawing tools, namely, drawing rulers, protractors as drawing instruments, and drawing compasses