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 143,366 pages of information and 230,031 images on early companies, their products and the people who designed and built them.

Ingram and Stapfer

From Graces Guide

Jump to: navigation, search
1877. Ingram and Stapfer's oil testing apparatus manufactured by W. H. Bailey and Co.

1866 Patent to James Ingram, Merchant, and Heinrich Stapfer, Dentist, both of the city of Manchester, and county of Lancaster, for the invention of "improvements in apparatus for testing the lubricity of oils and other lubricants."[1]

See Also


Sources of Information

  1. London Gazette 7 December 1866