Computer Timeline – Page 27 – Yet another site for bright people, crafted by Georgi Dalakov

07 Jul 1896

Fred Wendt

On 31 December 1895, Fred Wendt, an inventor from Marshfield, Wisconsin, filed a patent application for a keyboard-operated adding machine. The patent (see US patent Nr. 563435) was granted on 7 July 1896. Besides the patent application, nothing is known about this calculating machine, so obviously it remained only on..Read More

20 Apr 1897

De Kerniea Hiett

On 20 April 1897, De Kerniea James Thomas Hiett (1854-1930), an inveterate calculator designer of St. Louis, obtained his first patent for a calculating machine (US patent No. 580863, three-fourths assigned to Edmund Fanning Wickham (1854–1908), a local businessman and coal company owner)—a multi-column keyboard adding and printing calculator. Hiett..Read More

10 Jun 1897

Jewrem Ugritschitsch

The German businessman and inventor of Serbian origin Jewrem Ugritschitsch (also known as Jevrem Ugrich) was involved in designing, manufacturing, and selling calculating devices for many years. It seems he started in the middle 1890s because his first patent for Additions- und Multiplikationsmashine is from 10 June 1897 (see German..Read More

27 Jul 1897

Alvan Macauley

In 1895 the young engineer and lawyer James Alvan Macauley (1872-1952) became a patent attorney for the National Cash Register (NCR) in Dayton, Ohio. In the next 1896, he applied for his first patent for a cash register (US patent No. 587042). The patent, assigned to NCR, was the first..Read More

01 Sep 1897

Karl Ferdinand Braun

The first cathode-ray tube (CRT) was built in 1897 by the famous German physicist Karl Ferdinand Braun (1850-1918). The invention of Braun was based upon the work of many other scientists, as is the case with almost all inventions. Who was the first in this area? he history of Cathode..Read More

01 Apr 1898

Ivar Hultman

In the second half of the 1890s, Ivar Hultman (1869-1942), a Swedish mathematician and inventor, together with his partners—Knut Martin Pauli (an engineer, born 1866 in Jönköping) and Julius Waldemar Haglund (a mechanic, born 1877 in Stockholm), devised a pin-wheel calculating machine and applied for patents in several countries. The..Read More

03 Nov 1898

Mark Twain

The great American author Samuel Langhorne Clemens (1835–1910), better known by his pen name Mark Twain, wrote The Adventures of Tom Sawyer and its sequel, Adventures of Huckleberry Finn, the latter often called “the Great American Novel”. In 1898 Twain met Jan Szczepanik (1872–1926) (see the image below), a young and very capable..Read More

03 Jan 1899

Henry Goldman

In 1898 in Chicago, USA, was published quite an interesting book, a panorama of existing calculating devices, named THE ARITHMACHINIST. A Practical Self Instructor in Mechanical Arithmetic. In its 128 pages the author—one Henry Goldman, an expert bookkeeper with years of experience, not only described briefly the existing state-of-the-art in..Read More

28 Mar 1899

Joseph Turck

Joseph Abraham Valentine Turck (1870-1956) was a famous figure in the world of mechanical calculators. He is the author of some 40 patents in this area, the first (for adding machine and register) received in 1899 (pat. №US622091), and the last in 1956. Some of his patents are received together..Read More

23 Sep 1899

Adam Hoch

The American engineer Adam Hoch (1856-1926) was a prolific inventor of calculating machines and devices (e.g. adding attachments for type-writing machines) from the end of the 19th and beginning of the 20th century. He was a holder of several dozens of patents in this area from the USA, Canada, Germany,..Read More