Updated: July 25, 2023 by Abby | Leave a Comment
Key Points Who Was Otto Lilienthal? No mistake, yet another celebrity should be mentioned as an inventor of calculating device, after Leonardo […]
: Unfortunately, we don’t know a lot about Niels Larsen apart from his patents and inventions. From what we do […]
Updated: July 24, 2023 by Abby | Leave a Comment
: Charles Labofish In the late 19th and early 20th century Charles Schachan Labofish, a Jewish immigrant from Odessa, Russian Empire, […]
Updated: December 11, 2024 by History Computer Staff | Leave a Comment
In 1899 french engineer Georges Lafond from Paris patented (German patent DE148810, US patent US653250 and Swiss patent CH19395) […]
Updated: July 24, 2023 by Austin S. | Leave a Comment
Who Was Samuel Kelso? Samuel Kelso was an inventor from Scotland who immigrated to Canada and later to the United […]
Updated: November 17, 2022 by Austin S. | Leave a Comment
Who is William Lang? William Lang was a leading noise control engineer at IBM and a fellow of the American […]
Updated: July 24, 2023 by Lisha Pace | Leave a Comment
: Lewis Hosea and William Beardsley On 3 March 1891, Lewis Hosea (see biography of Lewis Hosea), a lawyer and amateur […]
Henry Alonzo House Key Facts: Henry Alonzo House (1840-1930) (see biography of Henry Alonzo House) was an extremely prolific American inventor, who […]
: While the 20th century saw inventors and mathematicians get closer and closer to the modern calculators and computers we […]
: Jehu Hatfield was an inventor during the 19th century. While he was working with spittoons, pottery, and Lucifer matches, […]
History of Computers and Computing, Calculating tools, Gadgets, Calvin Holman : Calvin Holman Calvin James Holman (1827-1900) was a prolific inventor, a […]
In 1877, Milton Hinkle invented a simple adding device that resembles and functions similarly to adding devices invented by […]
Updated: December 22, 2024 by Abby | Leave a Comment
: Christian Hergenroeder On October 10, 1882, a patent for a simple adding device (US patent 263904) was granted to Christian […]
Updated: December 18, 2024 by Abby | Leave a Comment
: De Kerniea James Thomas Hiett On 20 April 1897, De Kerniea James Thomas Hiett (1854-1930), an inveterate calculator designer of […]
Updated: December 14, 2024 by History Computer Staff | Leave a Comment
Ferdinand Hebentanz On 23 April 1873, Ferdinand Hebentanz, a watchmaker from Budapest, obtained a patent (Privileg) in Austria-Hungary for adding […]
Updated: December 16, 2024 by History Computer Staff | Leave a Comment
Eduard Hammenstede On March 31st, 1882 Eduard Hammenstede of Cologne, Germany, received German patent No. 20443 on Schnell-Addirmaschine (Quick Adding […]
George Phineas Gordon: Early Years George Phineas Gordon was born on April 21st, 1810 in Salem, New Hampshire. He went […]
By the mid-1800s, inventors had been devising mechanical calculators for over 200 years. If you don’t consider the abacus, […]
Tagged
Updated: December 11, 2024 by Rebecca Bales | Leave a Comment
Groesbeck’s Adding Machine John Groesbeck (1834-1884), was a consulting accountant, born in New York, who lived in Philadelphia and was […]
Who Was William S. Gubelmann? William Samuel Gubelmann was an American businessman and inventor. Mr. Gubelmann was born in mid-1865 […]
Updated: July 24, 2023 by Rebecca Bales | Leave a Comment
Jean-Paul Garnier was a French mechanic and watchmaker. He won several awards for his watchmaking, with inventions including a […]
Carlo Fossa Mancini was a true master in the art of hydraulic engineering. His incredible talent and innovative thinking […]
Frederick Lincoln Fuller was an American inventor and entrepreneur who made significant contributions to the development of the cash […]
Born in the 19th century in a part of the Russian Empire that is now part of Lithuania, Herschell […]
