The first successful revolver was patented by which American gunsmith in 1835
Revolver semi-automatic pistols such as the Beretta M9, especially in circumstances where reload time and higher cartridge capacity are deemed important. Elisha Collier of Boston, Massachusetts patented a flintlock revolver in Britain in 1818, and significant numbers were being produced in London by 1822. The origination of this invention is in doubt, as similar designs were patented in the same year by Artemus Wheeler in the United States and by Cornelius Coolidge in France. Samuel Colt submitted a British patent for his revolver in 1835 and an American patent (number 138) on February 25, 1836 for a "Revolving gun", and made
Robert Adams (handgun designer) Robert Adams (handgun designer) Robert Adams (1810–1870) was a 19th-century British gunsmith who patented the first successful double-action revolver in 1851. His revolvers were used during the Crimean War, the Indian Mutiny, the U.S. Civil War, and the Anglo-Zulu War. Adams was the manager for the London arms manufacturers George & John Deane. On August 22, 1851, he was granted a British patent for a new revolver design. The .436 Deane and Adams was a five-shot percussion (cap-and-ball) revolver with a spurless hammer, and the first revolver with a solid frame. The revolver used a double-action only system in which