URI
Notation
65
Caption
Communication and transport industries. Accountancy. Business management. Public relations
Broader class
6  APPLIED SCIENCES. MEDICINE. TECHNOLOGY
Narrower classes
654Telecommunication and telecontrol (organization, services)
655Graphic industries. Printing. Publishing. Book trade
656Transport and postal services. Traffic organization and control
657Accountancy
658Business management, administration. Commercial organization
659Publicity. Information work. Public relations