Message sending; communications by computer terminals; computer aided transmission of messages and images; providing information in the field of telecommunications; communications by fibre optic networks; satellite transmission; providing user access to global computer networks; providing access to databases; streaming of data; radio communications

Sonar devices; transmitters of electronic signals; precision measuring apparatus; semi-conductors; electric collectors; mutual inductor; transducer; booster; inductors electricity; integrated circuits

Electronic message sending; communications by computer terminals; computer aided transmission of messages and images; providing information in the field of telecommunications; satellite transmission; providing access to databases; streaming of data; radio communications; communications by fibre optic networks; providing user access to global computer networks