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 148,404 pages of information and 233,863 images on early companies, their products and the people who designed and built them.


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Post-WWI Siemens entered into a number of joint ventures in the field of light bulb production (Osram) and the manufacture of radio equipment.

1925 Siemens-Reiniger Verfa Co was formed

1932 Company formed to bring together in one unit all of Siemens medical equipment products

1934 Began to market a mobile X-ray unit

Early 1930s the company was also involved in the development of the first telex network in Germany.

WWII 80 per cent of the assets of Siemens was lost as a consequence of war damage and occupation in Germany, and confiscation of assets abroad

1966 Siemens AG was formed, bringing together Siemens and Halske AG, Siemens Schukertwerke and Siemens-Reiniger-Werke, to respond to changes in technology and in the global markets for electrical technology.

See Also


Sources of Information

  • [1]] Siemens history
  • MMC report 1989