electricity monitoring apparatus, namely, voltmeters; camcorders; cameras for photography; photographic speed measuring device; optical lenses; stereoscopes; stereoscopic apparatus; range finders, telemeters; telescopes; optical condensers

Message sending; communications by telephone; communications by computer terminals; computer aided transmission of messages and images; electronic mail; information about telecommunication; communications by fiber optic networks; satellite transmission; providing access to databases; transmission of digital files