GUANGCHEN

Lasers for measuring purposes; Laser-beam-emitting device which projects right angles for construction purposes; Laser desorption plates for use in analytical analysis; Lasers, not for medical purposes; Measuring apparatus, namely, laser distance meters; Laser pointers; Laser rangefinders; Laser range finders; Laser device for projecting a visible line on a work piece to be cut by a rotary power saw; Lasers for industrial use