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
Austin Cartridge Company Austin Cartridge Company Austin Cartridge Company was an Austin Powder Company subsidiary manufacturing cartridge ammunition for small arms. The company made shotgun shells and rimfire cartridges from 1895 until purchased by Western Cartridge Company in 1907. Austin Powder Company was founded in 1833 by brothers Daniel, Alvin, Lorenzo, Henry, and Linus Austin of Wilmington, Vermont. After exploring the market for gunpowder on the western frontier, they built and operated a gunpowder mill at Old Forge on the Cuyahoga River near Akron, Ohio. Early production was largely used as blasting powder for coal mining but some was sold as sporting rifle