J. H. Steward
|
Unknown
|
https://collection.sciencemuseumgroup.org.uk/people/ap24819/j-h-steward-limited
|
John Glossop Model Maker
|
Unknown
|
Unknown
|
Kelvin & Hughes
|
Unknown
|
https://www.kelvinhughes.com/about/history
|
Kelvin, Bottomley and Baird
|
Unknown
|
https://www.gracesguide.co.uk/Kelvin,_Bottomley_and_Baird
|
Keuffel & Esser
|
Unknown
|
https://en.wikipedia.org/wiki/Keuffel_and_Esser
|
Korry Electronics
|
Unknown
|
http://www.esterline.com/controlandcommunication/korry/
|
Leach Relays
|
Unknown
|
http://www.esterline.com/powersystems/Overview/History.aspx
|
Leibherr
|
Unknown
|
https://en.wikipedia.org/wiki/Liebherr_Group
|
Ling-Temco-Vought [LTV]
|
Unknown
|
http://en.wikipedia.org/wiki/Ling-Temco-Vought; http://www.fundinguniverse.com/company-histories/the-ltv-corporation-history/
|
Litesold
|
Unknown
|
Unknown
|
Lockheed
|
Unknown
|
http://www.lockheedmartin.com/us.html; https://en.wikipedia.org/wiki/Lockheed_Corporation
|
Lockheed Martin
|
Unknown
|
https://www.lockheedmartin.com/
|
Loral-ASIC
|
KJ200
|
Unknown
|
Lucas Aerospace/Marconi Avionics
|
Unknown
|
Unknown
|
Macaseta
|
Unknown
|
Unknown
|
Magneta Time Company Limited
|
Unknown
|
Unknown
|
Marconi
|
Unknown
|
https://en.wikipedia.org/wiki/Marconi_Company
|
Marconi Astronics
|
Unknown
|
Unknown
|
Marconi Avionics
|
Unknown
|
Unknown
|
Marconi Defence Systems
|
Unknown
|
Unknown
|
Marconi Electronic Devices (MEDL)
|
Unknown
|
Unknown
|
Marconi Electronic Systems
|
Unknown
|
https://en.wikipedia.org/wiki/Marconi_Electronic_Systems
|
Marconi Research
|
Unknown
|
https://en.wikipedia.org/wiki/Marconi_Research_Centre https://www.baesystems.com/en/cybersecurity/about-us/ai-labs/heritage
|
Marconi Underwater Systems Ltd
|
Unknown
|
Unknown
|
Marconi-Elliott
|
Unknown
|
Unknown
|
Marconi-Elliott Avionic Systems Ltd
|
Unknown
|
Unknown
|
Marconi-Elliott Computer Systems
|
Unknown
|
Unknown
|
Marconi/Bodenseewerk
|
Unknown
|
Unknown
|
Martin Marietta
|
Unknown
|
https://en.wikipedia.org/wiki/Martin_Marietta
|
McDonnell Douglas
|
Unknown
|
http://en.wikipedia.org/wiki/McDonnell_Douglas
|
McMurdo ATI
|
Unknown
|
Unknown
|
Mechanism Ltd
|
Unknown
|
Unknown
|
Megger
|
Unknown
|
https://uk.megger.com/
|
Messerschmitt-Bölkow-Blohm [MBB]
|
Unknown
|
Unknown
|
Metrix AVO
|
Unknown
|
Unknown
|
MH
|
Unknown
|
Unknown
|
Micro-Precision Products
|
Unknown
|
https://en.wikipedia.org/wiki/Micro_Precision_Products
|
MicroVision
|
Unknown
|
https://en.wikipedia.org/wiki/MicroVision,_Inc.
|
Mil Moscow Helicopter Plant
|
Unknown
|
https://en.wikipedia.org/wiki/Mil_Moscow_Helicopter_Plant
|
Model Construction
|
Unknown
|
Unknown
|
Model Construction (Meopham) Ltd
|
Unknown
|
Unknown
|
Moore & Wright
|
Unknown
|
http://www.bowersgroup.co.uk/product-range/moore-wright.html/
|
MPE
|
Unknown
|
https://www.xcelpower.com/
|
Muirhead & Co
|
Unknown
|
https://www.gracesguide.co.uk/Muirhead_and_Co http://collection.sciencemuseum.org.uk/people/ap7463/muirhead-co-ltd
|
Multiple
|
Unknown
|
Unknown
|