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 147,919 pages of information and 233,587 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.

Wills Pressure Filled Joint Ring

From Graces Guide

of Salmon Parade, Bridgwater

See W. and F. Wills.

Wills patented their gas-filled metal O-ring c.1932.

1937 Joint ring manufacturers.[1]

1939 See Aircraft Industry Suppliers

See Also

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