Ovid Topham 1780-1848?, of Ovid Topham and Sons.
Engineer and millwright, of Whitecross Street, St. Luke, Middx (1837)
1837 Patent sealed 5 October for a sluice valve, intended to provide reliable, low maintenance service on underground pipelines. [1] [2]
See Also
Sources of Information
- ↑ [1] The London Journal of Arts and Sciences, and Repertory of Patent Inventions edited by William Newton, Vol XV, 1840, pp.42-6
- ↑ 'A History of Technology and Invention - Progress through the Ages - The Expansion of Mechanization: 1725-1860' Edited by Maurice Daumas, translated by Eileen B. Hennessy, Crown Publishers Inc., 1979. First published in France in 1968 as 'Histoire Générale des Techniques'. p.457