Hugues Beaucourt

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History of Computers and Computing, Calculating tools, Gadgets, Hugues Beaucourt Key Points: Beaucourt’s original device was not put into production until his son carried it forward with a new patent. The keys of his adding device looks similar to a rotary phone. Calculating with the machine was simple but a little slow. Hugues and Edmond […]

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Jan Józef Baranowski

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Key Points Jan Józef Baranowski was many things. He was a financier, economist, nobleman, linguist, engineer, and inventor. Jan Józef Baranowski was born in Poland in 1805 and died in 1888 in London. Jan Józef Baranowski’s best-known inventions are in the fields of accounting and communications and include several calculating machines, ticket validators, and gas […]

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Policarpo de Balzola

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Key Points Policarpo de Balzola was a mathematician and inventor who lived from1813 to 1879. Policarpo de Balzola invented the machine called the Teclado Aritmético (Arithmetic Keyboard)—a calculating machine that looked like a piano. History of Computers and Computing, Calculating tools, Gadgets, Policarpo de Balzola Policarpo de Balzola: The Early Years Policarpo de Balzola was […]

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John Ballou Newbrough

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History of Computers and Computing, Calculating tools, Gadgets, John Ballou Newbrough Key Points: John Ballou Newbrough was a bit of a Renaissance man, who delved into many subjects! The adding machines were not a priority for John, and the devices were never produced. One of the most wild facts about him is that he tried […]

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Friedrich Arzberger

Friedrich Arzberger — Complete Biography, History, and Inventions

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Key Points: Although he maintained a steady and successful careers in engineering and as a professor, Friedrich’s name will live on because of his contribution to computers: a column adding machine. Another highpoint in his innovated career are his writings about Imaginative Gravity Escapement. Many members of Friedrich’s family were inventors and innovators in their […]

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António Júlio de Azevedo Coutinho

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Key Points In 1882 António Júlio de Azevedo Coutinho patented an adding machine. António Júlio de Azevedo Coutinho’s invention never went into production and only remained on paper. History of Computers and Computing, Calculating tools, Gadgets, António Júlio de Azevedo Coutinho António Júlio de Azevedo Coutinho In the early 1880s, the young Portugal António Júlio […]

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James Appleby – Complete Biography, History, and Inventions

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Key Points James Appleby invented the money-calculating machine in 1856. The money calculation was done by counting the value of the beads. Each bead had a different figure; therefore, an accountant could quickly perform complex mathematics by shifting high-valued beads James Appleby never married or had children. He died in 1891 in Shaftesbury. Who was […]

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Vladimir Lukianov

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Key Points Vladimir Sergeevich Lukianov (Владимир Сергеевич Лукьянов) was born in Moscow, on 17 March 1902. In 1941 Lukianov constructed a two-dimensional version of the Hydraulic Integrator that was put into production. It was used in the construction of power plants, mine buildings, geology, building thermal physics, metallurgy, rocket science, and many other areas. Vladimir […]

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Percy Ludgate

Percy Ludgate – Complete Biography, History, and Inventions

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Key Points: Percy Ludgate invented the second analytical machine in history – now referred to as the general-purpose Turing-complete computer. “Turing-complete” means that any real-world multipurpose computer or computer language can simulate any other real-world multipurpose computer or computer language’s computational aspects. Ludgate’s brilliant career ended when he died of pneumonia at the young age […]

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Martin Wiberg – Biography, History and Inventions

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Key Points: Martin Wiberg was a Swedish inventor known for inventing a smaller calculating machine than those invented previously. Wiberg was recognized by the Swedish government, received several medals and awards and was noticed by the French emperor Napoleon III. His inventions ranged from mechanical letterboxes, heating devices for railroad carriage components, speed controls, match-manufacturing […]

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Louis Couffignal – Biography, History and Inventions

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Key Points Louis Pierre Couffignal (16 March 1902 – 4 July 1966) was a French mathematician and cybernetics pioneer. Couffignal was the director of Laboratoire de Calcul Mecanique at the Institut Blaise Pascal for almost 20 years. There is also another Frenchman, who devised binary-based calculating machine even before Couffignal—Raymond Valtat. Louis Couffignal Louis Pierre […]

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The History of Babbage

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Key Points In 1821 Charles Babbage grew tired of manually calculating and decided to consider mechanical calculations.  The English mathematician and inventor is credited with having conceived the first automatic digital computer. Although Charles Babbage thought of the first digital computer, the design was not completed in his lifetime.  Charles Babbage is credited for designing […]

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