Mikhail Timofeyevich Kalashnikov started working on the design of the AK 47 in 1944. By 1949 the 7.62 Avtomat Kalashnikova obrazetza 1947g (7.62 Automatic Kalashnikov Rifle Model of 1947g) was put into full production and was issued to troops that same year. Chambered for the 7.62x39 cartridge and still carried today by many Armies.