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of Crawley, manufacturer of telecommunications equipment and electronic instruments, a wholly-owned subsidiary of Philips Industries.
1961 Previously called Mullard Equipment.
Mullard Equipment Ltd moved to Crawley in 1961. Later became The MEL Equipment Co Ltd, when it was still a Philips owned company, however, once the name was changed, the letters MEL was no longer an abbreviation for Mullard Equipment Ltd. Towards the end of its Philips ownership, this Crawley business became known as the MEL Division of Philips Electronic and Associated Industries Ltd.
1964 M. E. L. Equipment and a French company agreed to develop components for the Concord (sic) aircraft
1967 Philips Scientific Equipment was a division of MEL
1968 Supplied automatic message routeing equipment to the Post Office 
1968 The Philips Scientific Equipment Division of M. E. L. Equipment Co. became part of Pye Unicam
1977 MEL was part of the Philips Group; one of its products was a microwave landing system for airfields, suitable for rough airfields and offshore platforms, and its precision approach system which was said to be better than conventional "talk-down" systems in poor visibility
Near the end, there was also an MEL Defence Systems Ltd on Ottawa, Canada as a result of having a major defence contract for the Canadian Navy which required that a system designed in Crawley needed to be manufactured in Canada as condition of winning the Contract.
At the end of 1989 Thorn EMI acquired MEL, which was involved in radar, electronic warfare and communications. The MEL communications business was eventually sold to Thomson-CSF, who were allowed to call this business MEL Communications Ltd.