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Updated: July 24, 2023 by Rebecca Bales | Leave a Comment
Key Points Charles Corliss In 1868, Charles Corliss, a farmer and landowner from Haverhill, Massachusetts, received two patents (one of the patents […]
Born in 1615, Charles Cotterell was an English courtier who wore many hats throughout his life. He worked as […]
In the 1800s, machines called single adders were used. Marshall Cram made one such machine, although it could only […]
In 1677, French Jesuit mathematician Claude Dechales published L’ art de naviger demontré par principes & confirmé par plusiers […]
Alexander Davies was a former clerk and accountant who invented a slide bar adder. The device worked by using […]
Updated: July 24, 2023 by Lisha Pace | Leave a Comment
Samuel Comfort (1837-1923) of Morrisville, Pennsylvania, (see biography of Samuel Comfort) attained considerable distinction as an inventor of improvements […]
Updated: April 19, 2024 by Rebecca Bales | Leave a Comment
History of Computers and Computing, Calculating tools, Gadgets, Cathrinus Nikolay Arbo Collett Cathrinus Nikolay Arbo Collett In late 1860s, Cathrinus Nikolay Arbo […]
: About Hugo Cook The Indiana born engineer and instrument maker Hugo Cook (1856-1944) was a holder of many US patents […]
: Born in 1847 in Springfield, Massachusetts, Gilbert Chapin received his education in common schools and even worked on a […]
David Carroll was an American inventor who invented an adding machine. This machine was made from wood and metal […]
Updated: July 24, 2023 by Abby | Leave a Comment
The first mechanical cash register was patented in 1879 by brothers James and John Ritty. While on a steamboat […]
Jabez Burns was an American inventor who developed numerous machines, including a coffee roaster, water closet, and window shade […]
: The Scottish inventor and arithmetician, George Brown, had an affinity for all things numbers. He lived during the 1600-1700s […]
: Viktor Bunyakovsky was a renowned Russian mathematician who lived in the 19th century. He introduced several new mathematical concepts […]
: Some inventors’ names are synonymous with their inventions. For example, Thomas Edison is well known for inventing the incandescent […]
: When we think of the arithmetical calculator, we think of a small, rectangular, electronic device that can fit in […]
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: Frank Bone was a civil engineer from Warren County, Ohio who invented a keyboard adding machine. This machine could […]
Updated: July 24, 2023 by Heather | Leave a Comment
The Bassett Adder was a continuous band adding machine which was invented by James Hunter Bassett. It was in […]
According to their patent, Borland and Hoffmann designed their adding machine to allow users to “add a column […]
In 1642, Blaise Pascal invented the first mechanical calculator. Inventors continued to invent new calculators and adding machines. Some […]
Updated: July 24, 2023 by Austin S. | Leave a Comment
Jan Józef Baranowski was the son of a nobleman and received an excellent education at the Minsk classical gymnasium […]
: John Ballou Newbrough was a man of many talents and pursuits. From his early days as a student […]
: While Friedrich Arzberger worked in mining and as a professor, he has a footnote in history for having […]
Policarpo de Balzola was a Basque mathematician and inventor from Irun, Spain. He only received an elementary school education, […]
