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Repair services of personal computers
Maintenance services of personal computers
Repair and maintenance services of personal computers
Computer disk upgrading services
Maintenance and repair of mainframe computers
Maintenance of mainframe computers
Repair of mainframe computers
Maintenance and repair of minicomputers
Maintenance of minicomputers
Repair of minicomputers
Maintenance and repair of microcomputers
Maintenance of microcomputers
Repair of microcomputers
Maintenance and repair of information technology equipment
Maintenance of information technology equipment
Repair of information technology equipment
Maintenance and repair of computer equipment
Computer and computer peripheral maintenance services
Software maintenance and repair services
Software testing and maintenance services
Computer consultancy activities
Other information technology and computer service activities
Computer and information technology services
Other computer and information technology services
Computer-related management services
Computer support and monitoring services, online
Computer-related professional services
Technical computer support services
Computer support services
Computer and related services
Minicomputers and mainframes - maintenance
Computers, maintenance and repair
Computers, maintenance and repair, nec
Computers, service and repair
Data processing equipment, maintenance
Computer cleaning
Computer services
Computer consultants
Computer related services (unclassified)
Computer, related service
Computer related services, nec.
Computing, service
Computer planning
Service bureau, computer
Computer-related services
