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ICAO GSJ · Callsign GROSSJET
Grossmann Jet Service is an airline based in Czechia. The airline is known in international aviation by the ICAO code GSJ and has the callsign GROSSJET.
This airline currently has no registered IATA code or the data is unavailable.
Last updated: 31 Aug 2026, 04:15
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Grossmann Jet Service
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