Articles of plaster or of compositions based on plaster.
Faced or reinforced with paper or paperboard only
Broadcast recording apparatus; microphones, loudspeakers, etc.
Monitors and projectors, not incorporating television reception apparatus; reception apparatus for television, whether or not incorporating radiobroadcast receivers or sound or video recording or reproducing apparatus.
Not designed to incorporate a video display or screen
Discs, tapes, solidstate nonvolatile storage devices, "smart cards" and other media for the recording of sound or of other phenomena, whether or not recorded, including matrices and masters for the production of discs, but excluding products of Chapter