It looks like business of "Unique" label was issuing pirated (copied) records "Bellacord Electro" in USA. According to Alexander Lokoshchenko, in the memoirs of the former Bellacord owner (H. Rudzitis), says that after the war without his knowledge some records were illegally issued from his matrices abroad; the origin of these records was a mystery to him. There is no doubt he was speaking about Unique.
There is also manufacturer's Logo on the records album and the name "Agafonoff"