Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 145,275 pages of information and 230,730 images on early companies, their products and the people who designed and built them.
of Sheffield, makers of railway wagons and carriages.
1919 Formerly Cravens
1926 Cravens Railway Carriage and Wagon Company, Ltd., of Darnall, Sheffield, completed a railway carriage of a special type, for use as a sleeping car for the King of Siam on the Royal State Railways of that country. 
1927 Building bus, trolleybus and tram bodywork
1954 Name shortened to Cravens Ltd
Developed injection moulding machines for plastic and other diecasting machines
1961 Engineers and rolling stock manufacturers. 1,200 employees. 
1961 Established a subsidiary Cravens Machines to exploit the injection moulding and diecasting machines the company had developed. Would work closely with Bone Brothers Ltd of Wembley, recently acquired by John Brown and Co, who designed and produced paper making and converting machines and plastic extrusion equipment
1963 A new company was formed, Cravens Industries, to hold the shares of John Brown and Co's subsidiaries concerned with transport and vehicle bodies.