МОЭФТНИ is an abbreviation for the Former Soviet Union’s “Московская опытно экспериментальная фабрика производству технических носителей информации” [Moscow experimental factory for the production of technical storage media] [1]. The company was liquidated in 2007.
Cards manufactured by the factory appear have been distributed throughout republics of the Soviet Union with specimens in the archive’s collection found in Latvia.
1. Словари и энциклопедии на Академике - Словарь сокращений и аббревиатур - МОЭФТНИ