Safety razor entitled "Fuck Everything, We're Doing Five Blades" predicted the release of five-blade cartridges, two years before their commercial introduction. South Korean manufacturer Dorco released their own six-blade cartridge in 2012, and later released a seven-blade cartridge. Gillette has also produced powered variants of the Mach3 (M3Power, M3Power Nitro) and Fusion (Fusion Power and Fusion Power Phantom) razors. These razors accept a single AAA battery which is used to produce vibration in the razor; this action was purported to raise hair up and away from the skin prior to being cut. These claims were ruled in an American court as "unsubstantiated
United States Cartridge Company United States Cartridge Company The United States Cartridge Company was an early manufacturer of cartridge ammunition for small arms. The company was founded in 1869 by American Civil War general Benjamin Butler. Company startup was during the most rapid evolution of cartridge design to date. Lowell, Massachusetts emerged as one of the most successful cartridge producers in the United States while Butler served as a congressman from Massachusetts from 1867 to 1879 and as governor from 1883 to 1884. After supplying 65 percent of American small arms ammunition production for World War I, the company was acquired by the owner