Electrical and electronic apparatus and instruments for the secure transfer of information; radio, telecommunications, telephonic and satellite apparatus and instruments; handsets and headsets for use with radio, telecommunications, telephonic and satellite apparatus and instruments; apparatus and instruments, all for communicating by radio-telephone; apparatus and instruments, all for transmitting sound, images and data; operating system programs; information management systems for use in the aviation and defence industries; aerials, transmitters and receivers, converters, transponders; antennae and communication systems for aircraft; electric batteries and battery chargers for radio, telecommunications, telephonic and satellite apparatus and instruments; computer software; parts for all the aforesaid goods; all for use in the aviation and defence industries.