37
Garage services, namely the repair and servicing of engines, structures, mechanisms and fittings out or aircraft; information regarding the repair and servicing of engines, structures, mechanism and fittings of aircraft; supervision (overseeing) of work on repairing and servicing engines, structures, mechanisms and fittings of aircraft; maintenance, repair of navigation and communication apparatus for aircraft; services of maintaining and repairing aircraft, services of assembling and fitting component parts for aircraft, services of inspecting, adjusting aircraft; assistance (repairs) to aerial assistance services in the event or aircraft breakdowns; services o painting, polishing, preventive anti-corrosion treatment; overhauling worn or partially destroyed engines; services of cleaning, installing, maintaining, repairing and washing aircraft; services of upholstery for aircraft; repair of padding; service of fitting alarms, radio apparatus; services of fitting tyres, windscreens, window glass
40
Treatment of materials; services of servicing aircraft involving modifying these; conversion of structures, mechanisms and fittings of aircraft; information regarding the transformation of structures, mechanisms and fittings of aircraft; supervision (overseeing) of work for converting structures, mechanisms and fitting of aircraft; conversion of navigation and communications apparatus for aircraft
42
Engineering work, investigations (engineering work); studying of drafts relating to aircraft; professional consultation and devising of plans without involvement in the conducting of business; professional consultations and the writing of plans relating to aircraft; scientific an industrial research; scientific and industrial research; scientific and industrial research relating to aircraft; production (design) of tooling; industrial drawing; materials testing, laboratories; computer engineering services; computer engineering services relating to aircraft; programming for computers and the writing of computer programs relating to aircraft; leasing of access time to a database server centre; production, design and updating of software; maintenance of computer software; correspondence exchange services; design (production) of sites on world computer networks; design (production) and operation of data bases and of legal and technical databases; leasing of access time to a database server centre; leasing of computer software, leasing of computers