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
Peters Cartridge Company on 15 July 1890 triggered an explosion killing twelve people and starting fires destroying the railroad station, the freight house, two Peters Cartridge Company office buildings, the shell factory, the cartridge loading plant, a large warehouse and six employee residences. Wood-frame structures were rebuilt on the opposite side of the river from the old powder works included a large shot tower completed in 1895. The last wood-frame structures were machine shop building R-3 and shotgun shell loading building R-21 built in 1907. With the approach of World War I the company received large ammunition orders from the Russian Empire and