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
American Safety Razor Company they introduced the standard single edge rib-back blade that is still used today. In 1915 Ever-Ready Shaving Brushes were first introduced and continued to be produced until the early 1990s. In December 1919 The Safetee Soap Corporation formed as a subsidiary of American Safety Razor Corporation and produced a line of shaving soaps, creams, powders, talc and aftershave lotions to compliment the safety razor business. The Safetee Soap line was cross-promoted in pamphlets included in other ASR products. Gem & Ever-Ready merged with Star to become the American Safety Razor Corporation in 1919. It was chartered in Virginia, while razor