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 142,850 pages of information and 228,791 images on early companies, their products and the people who designed and built them.

The Engineer 1924/11/07

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Pdf50.jpg 1924 November 07th PDF

  • Contents, p 527.

Main Subjects

  • Russian Patent Law, p 530.

See Also


Sources of Information