Machine tools, namely, clamps for use in the precision clamping of work pieces; Oxy-acetylene welding and cutting machines; Hot adhesive guns; Welding machines, electric; Welding apparatus, gas-operated; Gas-operated blow torches; Electrodes for welding machines; Electric arc welding apparatus; Soldering irons, electric; Electric arc cutting apparatus; Soldering lamps; Welding torches; Grinding machines for metalworking; Electric wax-polishing machines for industrial purposes; High pressure w...