7 Agricultural machines, namely, cultivators, harvestors, disk harrows, seeders; Electromechanical food preparation machines, namely, tumblers for marinating food, combustion meat tenderizer; mixing machines; Machinery and equipment for ceramic industry, namely, milling machines for the treatment of ceramics, grinding machines for the treatment of ceramics, polishing machines for use in grinding and polishing ceramics; Electric kitchen machines, namely, standing mixers; Whitewashing machines being painting machines; electric concrete vibrators; mechanical rail elevator; mobile elevating work platforms; mechanical parking systems; electric welding, drilling, bending metalworking machines; industrial robots; automatic cargo handling machines; hand-held tools, other than hand operated, namely, electric scissors, electric screwdrivers, electric nail extractors; machines for the electronic industry, namely, machines for processing integrated circuits; optics cold processing equipment, namely, machines for the production of optical lenses; paint spraying machines; starters for motors and engines; servo motors; hydraulic controls for machines, motors and engines; door openers, electric; control mechanisms for machines, engines or motors; transmissions for machines; soldering apparatus, electric; electric machines and apparatus for cleaning carpet, compressors, gas turbine and combustion engines; washing apparatus for washing vehicles, washing cars; garbage disposal units; curtain drawing devices, electrically operated; robotic exoskeleton suits, being machines other than for medical purposes; paint spray guns