Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 145,352 pages of information and 230,731 images on early companies, their products and the people who designed and built them.
c.1838 M. Jonval brought out his first model of turbine wheel.
1841 He patented the wheel, which works on the same principle as the Fourneyron wheel but with a different mode of action.
1841 Construction of the wheels on a larger scale started at the works of Andre Koechlin et Cie of Mulhouse