Apparatus and instruments, all for the recordal, transmission and reproduction of sound and video; discs, tapes and films all bearing or for the recordal of sound and/or video recordings; cassettes, spools and cartridges, all adapted for use with the aforesaid discs, tapes and films; audio and visual recorders and players; tapes and discs, all bearing or for the recordal of computer programmes; all included in class 9.;