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 133,099 pages of information and 210,773 images on early companies, their products and the people who designed and built them.

The Engineer 1900/07/27

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Pdf50.jpg 1900 July 27th PDF

  • Contents, p089.


Main Subjects

  • What is "Infringement" of a Patent, p092.


See Also

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Sources of Information