Training in the cutting of materials, namely, rubber, gutta-percha, gum, wood, glass, leather, plastic or plastic laminates, cork, genuine and imitation leather, precious metals, plants, minerals, aluminum, crystal, stone; Training in the polishing of metal, rubber, gutta-percha, gum, wood glass, plastic, stone, porcelain, cork, genuine and imitation leather, precious metals, plants, minerals, aluminum, crystal; Training in metal plating and laminating, etching of metal; Educational services,...

Mechanisms for coin-operated apparatus; computer software for operating engraving and marking machines; engraving software for operating engraving and marking machines; graphic display software for generating reproductions of typefaces, designs, logos and symbols; software for designing and making jewelry, fashion accessories, timepieces and artistic shapes; software for processing and reproducing writing; software for controlling engraving machines; apparatus and equipment for data processin...

Micro-percussion marking and engraving machines