Search results
Frank Stephen Baldwin (April 10, 1838 – April 8, 1925) was an American who invented a pinwheel calculator in 1875.
Frank Stephen Baldwin (born April 10, 1838, New Hartford, Connecticut, U.S.—died April 8, 1925, Denville, New Jersey) was an inventor best-known for his development of the Monroe calculator. His first calculator, the arithmometer (patented 1874), could add, subtract, multiply, and divide.
Frank Stephen Baldwin, inventor of the calculating machine and the lace hook for shoes, died yesterday at Dr Hill's private hospital at Morriston, N. J., following an operation.
Apr 10, 2022 · On April 10, 1838, American inventor Frank Stephen Baldwin was born, who invented a pinwheel calculator in 1874. He started the design of a new machine in 1905 and was able to finalize its design with the help of Jay R. Monroe who eventually bought the exclusive rights to the machine and started the Monroe Calculating Machine Company to ...
Jul 31, 2023 · Although technically not an architect, Stephen Baldwin was a well known professional, known for building several structures in the region. Frank Baldwin devoted most of his life to inventing and manufacturing machines, especially calculating devices and was granted several patents.
Frank Stephen Baldwin (1838-1925), a native of Connecticut, devoted almost all his life to inventing and manufacturing machines. He applied for his first patent in 1855, only 17 years old, and took out numerous patents over the next several decades.
In 1900, I patented the Baldwin Computing Engine, a machine by which multiplication or division was performed by one stroke for each digit. In 1902, I brought out the Baldwin Calculator.
Frank Stephen Baldwin (April 10, 1838 – April 8, 1925) was an American who invented a pinwheel calculator in 1875.
Frank Stephen Baldwin was an American who invented a pinwheel calculator in 1874. He started the design of a new machine in 1905 and was able to finalize its design with the help of Jay R. Monroe who eventually bought the exclusive rights to the machine and started the Monroe Calculating Machine Company to manufacture it.
In 1875 Frank S. Baldwin of St. Louis patented a pinwheel calculating machine. He manufactured a few of these machines, but they did not sell well. Baldwin went on to take out a number of other patents. By 1901, he had moved to Newark, New Jersey, where he designed an improved pinwheel machine.
