The mark consists of a three-dimensional configuration of a laser machine including: 1) a substantially four-pointed-star pedestal, wherein the points thereof are rounded, three of the sides of the pedestal are concave, and the other of the sides thereof is convex and defines a recess of the side; 2) an elongated body that extends upright from atop the pedestal and defines a substantially square transverse cross-section of the body; and 3) a panel that is supported atop the body and partially bi-level, defines a substantially rectangular transverse cross-section of the panel such that a pair of opposed sides thereof overhang the body to a greater extent than the other pair of opposed sides of the panel overhang the body, disposed slightly concave with respect to the body, and includes controls for controlling operation of the machine.