Publications relating to computer hardware, software and the computer field, including computer hardware documentation; computer hardware user's guides and reference manuals; computer programmer's user's guides and reference manuals; computer system administrator's guides; computer hardware user's and computer programmer's reference cards and other publications, computer software in this class

Computers, computer peripheral equipment, components, parts and software, including computer systems incorporating central processing unit boards, memory boards, cardcages, cartridge tape drives and tape controllers; disk drives; disk controllers; computer software recorded on magnetic media, relating to operating systems, utilities, compilers, communications and data base management systems; expansion cabinets with disk drives ad disk controllers; expansion cabinets with tape drives and controllers; multiprocessor test stands; power supplies; microprocessor chips; floating point operations chips; other electronic products; all the aforesaid goods being for use with computers.