Arranging and conducting seminars, colloquiums, congresses and symposiums; provision of interactive information on shows and training courses extracted from databases which can be consulted online and on the internet

Cinematographic cameras; Close-up lenses; Headphones; Loudspeakers; Scales; Signal bells; Solar batteries; Switches, electric; Tape recorders; Time switches, automatic; Wires, electric; Automatic indicators of low pressure in vehicle tires; Bags adapted for laptops; Computer keyboards; Computer peripheral devices; Electric door bells; Electronic pens; Remote control telemetering machines and apparatus; Sound recording apparatus and instruments; Speaking tubes; Telecommunications transmitters;...