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 162,257 pages of information and 244,498 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.

J. R. Wright, Junr

From Graces Guide
1876.

1875 Joseph Robert Wright the younger patented "improvements in hardening and tempering umbrella rib wire, either solid or paragon.[1]

See Also

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Sources of Information

  1. ↑ Chronological and Descriptive Index of Patents Applied for and Patents
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