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Scientific research and laboratory apparatus, educational apparatus and simulators; Apparatus and instruments for astronomy; Scientific apparatus and instruments; Apparatus and instruments for astrophysics; Astrometric measuring apparatus and instruments; Astronomical spectrographs; Apparatus and instruments for physics; Instruments for surveying physical data; Telescopes; Digital signal processing apparatus; Surveying apparatus and instruments; Surveying software; Hardware for astronomy, astrophysics and geodesy; Computer software for astronomy, astrophysics and geodesy; Artificial intelligence software; Satellite processors; Satellite apparatus; Satellite receiving apparatus; Satellite finder meters; Observation instruments; Geophysic apparatus; Current convertors; Analogue convertors; Analogue to digital converters; Analogue to digital converters; Time and date recording apparatus; Data processing equipment; Radio apparatus and instruments; Radio frequency identification devices [transponders]; Extremely High Frequency [EHF] radios; Super High Frequency [SHF] radios; Radio receivers and transmitters; Digital radio for astronomy, astrophysics and geodesy; Radio receivers; Radio receivers; Apparatus and instruments for geolocation; Research apparatus and instruments