Computer and other calculating machines and data processing equipment, components and parts of computer and word processor systems falling within this class, including printers, line printers, terminal printers, cathode ray tubes, liquid crystal display apparatus, digital display apparatus, floppy disc drives, computer memories, acoustically coupled modems; computer programmes in this class including computer programmes recorded in tapes and discs; electronic cash registers and other cash registers; parts and fittings for all the aforesaid goods, being parts and fittings falling within this class