Satellites; computer programs; electronic machines being computers and computing apparatus; earth positioning devices using satellites; position measurement devices using satellites; satellite communication machines and apparatus; measuring machines and apparatus for satellite observation; parts and accessories of measuring machines and apparatus for satellite observation; measuring machines and apparatus using satellites; parts and accessories of measuring machines and apparatus using satell...

Educational services in the nature of training in the operation of equipment and computer programs requiring advanced specialized knowledge, skills, and experience for accurate design and operation in space systems, artificial satellites and their equipment and applications