Eraser and marker holder for white boards
Eraser cleaning tool
Eraser system for stubborn dry erase marks
Eraser with automatic debris absorption feature
Ergonomic writing instrument
Flat instrument in particular for tracing or cutting out...
Fluid dispensing device
Foldable desk pad
Fragment auto-cleaned eraser
Framed filament loom for interpolating between parallel lines
Geometric instrument and method of making same
Glass graduating machine
Graduated ruler with perspective scales
Graduating appliance
Hand blotter
Hand mounted eraser
Hand rest
Hand rest, card holder, etc.
Hand support
Hand tool