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Frederick McKinley Jones (May 17, 1893 – February 21, 1961) was an American inventor, entrepreneur, engineer, winner of the National Medal of Technology, and an inductee of the National Inventors Hall of Fame. [1]
Juan de la Cierva was born to a wealthy, aristocratic Spanish family, and for a time his father was the war minister. [4] At the age of eight he was spending his pocket money with his friends on experiments with gliders in one of his father's work sheds.
The latter algorithm is a procedure for finding integers x and y satisfying the condition ax + by = gcd(a, b). [220] Preliminary differentiation – Preliminary concept of differentiation and the differential coefficient were known to bhaskaracharya [221]
El primer nueva corónica y buen gobierno (English: The First New Chronicle and Good Government) is a Peruvian chronicle finished around 1615. Its author, the indigenous Peruvian Felipe Guamán Poma de Ayala , sent it as a handwritten manuscript to King Philip III of Spain .
Carlos Del Castillo was the Program Scientist for the Ocean Biology and Biogeochemistry Program at NASA Headquarters, in Washington, D.C. Del Castillo is the recipient of the Presidential Early Career Award for Scientists and Engineers (PECASE) award, the highest honor bestowed by the United States government on scientists and engineers ...
The Four Great Inventions are inventions from ancient China that are celebrated in Chinese culture for their historical significance and as symbols of ancient China's advanced science and technology.
W. Rae Young in 2006. William Rae Young, Jr. (October 30, 1915 – March 7, 2008) was one of the Bell Labs engineers that invented the cell phone. The history of cellular phone technology began on December 11, 1947 with a Bell Labs internal memo written by Douglas H. Ring describing the idea of Rae Young of the hexagonal cell concept for a cellular mobile telephone system.
John Oakey (1813 – 10 January 1887) was an English inventor and founder of John Oakey & Sons Ltd. a manufacturer of sandpaper and polishing materials.. Oakey was apprenticed to a piano maker where he learnt to make sandpaper by glueing sand or powdered glass onto paper.