Państwowa Fabryka Karabinów
Państwowa Fabryka Karabinów (English: State Rifle Factory, often abbreviated FK) was a Polish arms manufacturer active between the two World Wars. Founded in 1919 as the successor to the pre-World War I Gerlach i Pulst company, Fabryka Karabinów became part of the state-owned Państwowe Wytwórnie Uzbrojenia conglomerate in 1927.
Source: Wikipedia — Państwowa Fabryka Karabinów (CC BY-SA 4.0)