31 Oct, 1893

William Gubelmann

William Samuel Gubelmann (1865-1959) was a remarkable American inventor and businessman, who held hundreds of USA and Canada patents, mainly in the field of adding machines, accounting machines and cash registers. In 1959 Popular Mechanics magazine called Gubelmann the father of all calculating machines in use today. The New York Times..Read More

23 Jan, 1894

Burridge and Marshman

Lee Spear Burridge (1861-1915) and Newman Russell Marshman (1846-1930) of New York were American inventive geniuses and manufacturers, who worked together between 1882 and 1897, and are primarily known as typewriter inventors, but they patented also quite a few calculating devices. t the beginning of 1890s Burridge and Marshman devised..Read More

06 Nov, 1894

Horace Hicks

On 6 November 1894, Horace David Hicks, an employee of Brown’s Lumber Company, Whitefield, New Hampshire, USA, got a patent (US patent 528596, assigned one-half to Brown’s Lumber Company) for adding machine with very interesting construction. Certainly, the adding device of Hicks remained only on paper and never went in..Read More

23 Nov, 1894

Wilhelm Küttner

In early 1890s the German merchant Friedrich Wilhelm Küttner (1841-1920) from Burgk bei Potschappel (near Dresden) decided to invest a part of his money in creating a calculating machine. The device itself, based on the pin-wheel mechanism, known in Europe as Odhner’s wheel, was designed and manufactured by Woldemar Heinitz..Read More

29 Jan, 1895

Charles Labofish

In the late 19th and early 20th century Charles Schachan Labofish (1861-1925), a machinist and Jewish immigrant from Odessa, Russian Empire, who came to America in 1888, devised various machines (calculating machines, typewriters, log-sawing machine, cyclometers, indicating device for bicycles, brush-machine, gage, etc.) and received some fifteen US, Canada and..Read More

13 Jun, 1895

Franz Trinks

In March 1892, Franz Trinks (1852-1931), a mechanical engineer and personally liable partner of Grimme, Natalis & Co. of Braunschweig, manufacturer of sewing machines and other household items as well as cast goods, was visiting a meeting of German sewing machine manufacturers in Hamburg. There he met a representative of..Read More

06 Aug, 1895

George Calder

In 1895 George Calder Jr. (1830-1897), a prominent businessman, self-taught mechanical genius and inventor of Lancaster, Pennsylvania, obtained a patent for cash register and indicator (US patent No. 543980). Except the patent application, nothing is known about the calculating device of Calder, so obviously it remained only on paper and..Read More

14 Nov, 1895

Shohé Tanaka

In early 1890s the young Japanese scientist and inventor Shohé Tanaka (1862-1945), at this time making his doctoral studies in the capital of German Reich, Berlin, devised an adding machine. In 1895 he applied for and later obtained several patents for such machines: two German patents from 1895 and 1896..Read More

18 Feb, 1896

George Dudley

From 1896 to 1912 George Wilson Dudley from (West) Virginia was granted numerous (at least 15) patents in USA, Canada, Spain, and Great Britain mainly for adding and printing machines, as well as for attachments for adding and tabulating for typewriters, method and machine for writing in cipher, and for..Read More

14 Jun, 1896

Carlo Fossa-Mancini

The Italian engineer and University professor Carlo Fossa-Mancini (1854-1931), was a talented hydro engineer, known primarily for the design and building an aqueduct in his native valley dell’Esino and for his studies on the hydraulic ram. or us Carlo Fossa-Mancini is interesting mainly for the creation of the adding machine..Read More

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