Philippe Gengembre
From Graces Guide
Philippe Gengembre, born at Houdain ( Pas-de-Calais) on 22 March 1764, died in Indret in Loire-Inferieure on 19 January 1838, was a French chemist and inventor, Inspector General of Coins (inspécteu général des Monnaies), then director and founder of the Manufacture roéyale des machines à vapeur (Royal Manufacture of Steam Engines) at Indret, near Nantes.
See Wikipedia entry.
He invented an ingenious, but simple, manually-operated machine for milling the edges of coins before striking the faces. Described and illustrated in Ure's Dictionary[1]
See Also
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Sources of Information
- ↑ A Dictionary of Arts, Manufactures and Mines, by Andrew Ure, London, 1839