Safety razor the rectangular dimensions shared by the wedge, standard single-edge, and double-edge blades. The injector, itself, was also the first device intended to reduce the risk of injury from handling blades. The Gillette blade dispenser released in 1947 had the same purpose. The narrow injector blade, as well as the form of the injector razor, also strongly influenced the corresponding details of the subsequently developed cartridge razors. Both injector blades and injector safety razors are still available on the market, from antique stock as well as modern manufacture. The injector blades have also inspired a variety of specialised blades for professional
United States Cartridge Company Winchester name after the Lowell plants closed on 1 January 1927. Winchester was purchased by Olin Corporation on 22 December 1931. Olin used their subsidiary United States Cartridge Company to build and operate the Saint Louis Ordnance Plant manufacturing military small arms ammunition in St. Louis through World War II. 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