KPO (All-Russian State Corporation)
Настоящее имя: KPO (All-Russian State Corporation)
Kultpromobedinenie (Cultural and industrial association in English). The main USSR label 1929-1933. From the middle of 1933 record production in the USSR was moved to Грампласттрест.
Although records were not main task of this entity. From the advertisement from 30-s: Production and marketing of teaching aids, laboratory equipment, musical instruments, gramophones and gramophone records.
Records were pressed at Апрелевский Завод.