Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 132,806 pages of information and 210,387 images on early companies, their products and the people who designed and built them.
1970s Development of advanced, non-oscilloscope analyser and the introduction of on-board electronic systems testing.
1980s Introduction of a microprocessor controlled automatic tester.
2001 Dieseltune and Wheelforce joined Crypton in April to create one of the largest independently-owned automotive equipment manufacturers in Europe.