Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 136,293 pages of information and 219,020 images on early companies, their products and the people who designed and built them.

Thompson Ramo Wooldridge

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1953 Formation of Ramo Woodridge Corporation[1] by 2 engineers who had worked at Hughes Aircraft.

1964 Acquired Ross Gear and Tool, world's largest maker of hydrostatic steering systems[2]

1965 Thompson Ramo Wooldridge was renamed TRW of Cleveland and Los Angeles[3]

Maker of valves and power steering pumps

1999 Acquired LucasVarity

2002 Goodrich acquired the former Lucas Aerospace division, maker of flight controls and cargo handling systems[4]

2002 Heavily in debt, TRW Incorporated was acquired by Northrop Grumman[5]

See Also


Sources of Information

  1. The Times, May 09, 1969
  2. The Times, Oct 16, 1965
  3. The Times Oct 16, 1965
  4. The Times, June 20, 2002
  5. The Times June 10, 2003