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
Western Cartridge Company for southern Illinois coal mining began in 1893. Olin formed Western Cartridge Company in 1898 to manufacture sporting rifle powder and shotgun shells for settlers of the Great Plains. The shotgun shells used primers manufactured by larger eastern ammunition firms. When the firms with primer manufacturing facilities raised primer prices in 1900 to reduce competition from independent shotgun shell assembly plants, Western Cartridge Company formed the Union Cap and Chemical Company (UCC) as a joint venture with Austin Cartridge Company of Ohio. UCC manufactured primers, blasting caps, and .22 and .32 caliber rimfire cartridges at East Alton. Similar manufacturing procedures