Manufactured by the Czech arms manufacturer Ceska Zbrojovka (CZ) and brought into service in 1952 and carried until the early 1970s. Commonly referred to as the Cz-52 Pistol in the U.S. The nomenclature Cz-52 (Cz acronym for Ceska Zbrojovka) is actually a name applied by importers and not the Czechs name for the pistol. Vzor is the Czech word for "Model" and the abbreviation is "Vz".