Jean-Barthélémy Camille Polonceau (29 October 1813 – 21 September 1859) was a French railway systems engineer. He was born in Chambery, France, and died...
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physicist NE07 BREGUET Louis Breguet physicist and inventor NE08 POLONCEAU Camille Polonceau engineer NE09 DUMAS Jean-Baptiste Dumas chemist NE10 CLAPEYRON...
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Babbitt metal by Isaac Babbitt. Invention of the Polonceau truss for roof construction by Camille Polonceau. Claimed invention of the rear-wheel driven bicycle...
8 KB (735 words) - 00:01, 9 February 2023
the full process of exposure, development and fixation. Camille Polonceau patents the Polonceau truss. The first electric locomotive built is a miniature...
10 KB (1,000 words) - 19:23, 1 January 2023
French engineer Camille Polonceau, who used it to build stations for the Paris-Versailles railway, so it has come to be known as a "Polonceau Roof". He was...
8 KB (810 words) - 02:43, 16 June 2023