Servicing and repair of vehicles; checking, maintaining, and repairing airplanes; checking, maintenance and repair of equipment, machines, and engines on board airplanes; cleaning and washing of airplanes; cleaning services for buildings; construction information; supervising construction work; warehouse construction and repair; installation, maintenance and repair of computers and computing equipment; construction of airports; installation and repair of air conditioning apparatus; installation, maintenance and repair of office machines and equipment; upholstery repair; installation and repair of heating systems; film projector repair and maintenance; leather cleaning and repair; cleaning and repair of kitchen equipment; cabinet repair; installation and repair of electrical appliances; installation and repair of fire-alarm devices; installation, maintenance and repair of aerial navigation equipment and airplane machinery; furniture upholstering; furniture maintenance; furniture restoration; aeronautical construction, painting services, plumbing; vulcanization of airplane tires; vehicle polishing; installation and repair of refrigeration appliances; reconditioning of used or partly destroyed machines; rebuilding engines that have been worn or partially destroyed; rust proofing, anti-rust treatment for vehicles; paper hanging; installation and repair of telephones; repair information

Packaging and storage of goods; animal transport by air; air transport; assistance in case of vehicle breakdown, namely, vehicle towing; towing of airplanes, bus transport, car transport, motor car rental, chauffeur services, parcel delivery, rental of storage containers, message delivery, storage information, transport information, warehouse rental, freight forwarding; freight transportation by truck, air; garage rental, information on the transport of goods and animals, rental of wheelchairs, vehicle rental; courier services; rescue operations; transport reservations; loading and unloading of airplanes; airplane lending and rental

Computer systems analysis; architectural design; interior architectural design; architectural design advice; drawing up of construction plans; non-business professional consulting in the field of maintenance, servicing and repair of airplanes; industrial design; development of software and computer programs; materials testing; appraisals in the nature of engineering services; information on technical innovations in the aeronautical field; granting of intellectual property licenses; software updating; rental of computer software; maintenance of computer software; mechanical research; technical research in the aeronautical field