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 146,105 pages of information and 231,598 images on early companies, their products and the people who designed and built them.

Armstrong Triplex Three-Speed Co

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of Icknield Street, Birmingham

Also see Armstrong Triplex Three-Speed Gear Co

1907 Incorporated as a Limited Company.

1914 Manufacturers of cycle and motor gears. Speciality: three-speed gear for cycles and motor cycles. Employees 1,300. [1]

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