The mark consists of a simple circle wheel that is lightly filled in front of a graphing paper background with a measuring compass to the right. The wheel has two arrows (above and below) connected to the wheel pointing in opposite directions.
100, 101, 102
An illustration drawing without any word(s), letter(s), or number(s)
Color is not claimed as a feature of the mark.
Calipers, Blueprints, Arrows, more than one , Other arrows, Circles, two concentric