Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,253 pages of information and 244,496 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Eric J. Lever (Trix)

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of 8-9 Clerkenwell Green, London, EC1. Telephone: Clerkenwell 3014-15. Cables: "Trixadio, Smith, London"

  • 1928 Patent - June: Improvements in or relating to frame or loop aerials for radio sets. December: Improvements in or relating to portable wireless receiving sets.
  • 1929 Listed Exhibitor. Manufacturers of "Trix" Portable Receivers, variable and fixed Condensers, Valve Holders. H.F. Chokes, Switches, R.C.C. Units. "Three Base" unit, H.T. Batteries, Coils and Coil Holders, Aerial Pulleys, and other Components and Accessories. (Stand No. MM.58) [1]


See Also

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Sources of Information

  1. ↑ 1929 British Industries Fair Page 101
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