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Ralph Wedgwood (1766–1837) was an English inventor and member of the Wedgwood family of potters. His most notable invention was the earliest form of carbon paper, a method of creating duplicate paper documents, which he called "stylographic writer" or Noctograph.
Ralph Wedgwood obtained the first patent for carbon paper in 1806. [2] Carbon paper in its original form was paper coated on one side with a layer of a loosely bound dry ink or pigmented coating, bound with wax. The manufacture of carbon paper was formerly the largest consumer of montan wax. In 1954 the Columbia Ribbon & Carbon Manufacturing ...
In 1801, Pellegrino Turri, an Italian inventor, invented carbon paper to provide the ink for his mechanical typing machine, one of the first typewriters." [3] Ralph Wedgwood obtained the first patent for carbon paper in 1806. [4] Wedgwood's technique was then continuously perfected.
Ralph Wedgwood (inventor): Invented carbon paper. William Willoughby Cole Verner : Invented cavalry sketching board to enable cavalrymen to make accurate maps whilst on horseback. Series 3
October 7 – Carbon paper patented by Ralph Wedgwood in the United Kingdom. [8] Awards. Copley Medal: Thomas Andrew Knight [9] Births.
Google, H&M, Stripe and other members of the climate-focused Frontier coalition will buy $80 million of carbon credits from a firm using oil industry technology to capture paper mill emissions and ...
7 October – Carbon paper patented by Ralph Wedgwood. [2] 20 October – HMS Athenienne (1800) is wrecked in the Strait of Sicily with the loss of 347 of the 488 onboard. 29 October to 17 December – a General election sees Grenville continue as Prime Minister. November – Napoleon declares a Continental Blockade against Britain.
Ralph Wedgwood may refer to: Ralph Wedgwood (inventor) (1766–1837), English inventor; Sir Ralph Wedgwood, 1st Baronet (1874–1956), British businessman;