TZTEK

[ Milling machines and grinding machines for the treatment of ceramics; polishing machines for use in grinding and polishing ceramics; printing presses for ceramic material; engraving machines; embossing machines; machines for the production of optical lenses and replacement parts therefor; rolling mills for metalworking; industrial machine presses; casting machines; steam engines not for land vehicles; wind turbines; metal working machines; internal combustion engines for boats; internal combustion engines for machine operation; hand-held electric hammers; electric hand-held drills; electrostatic generators; spectacle lens processing machines; gas separating machines; paint sprayers; engines, other than for land vehicles; compressed air machines; ] transmission gears for machines; electric welding machines

[ Facsimile machines; vehicle traffic signals; telephone apparatus; televisions; speedometers; ] surveying machines and instruments; protractors; [ metal detectors for industrial or military purposes; electric wires and cables; ] electric installations for the remote control of industrial operations; [ electroplating machines; fire extinguishing apparatus; ] laser welding devices [ ; electric arc welders; X-rays producing apparatus and installations, not for medical purposes; personal use clothing, gloves, shoes and nets for protection against accidents; alarm installations and alarms; eyeglasses; batteries; X-ray photographs, other than for medical purposes ]

Computer programming; computer system design services; [ construction drafting; industrial design services; material testing; mechanical research; ] calibration for measuring; quality control for others; research and development of technology in the field of surveying machines and instruments