?? ?? ??? ??? ?? ??? ?? ??? ? ??? ??? ????? ?? ??? ?? ???? ?? ??? ???? ???? ????? ?? ????? ? The patent holder of the karaoke machine is Roberto del Rosario, who's from your Philippines. He developed the karaoke's sing-together technique in 1975 which is identified as the sole holder of the patent for a karaoke technique on the planet.[20] ??? ?

??? ??????? ?????, ??? ?? ??? ???? ? ???? ??? ? ?? ???; ??? ???? ??? ???? ???? ? ? ????? ??? ? ???. ??? ????? ??? ?? ? ?? ??? ???? ?? ??? ???? ???. click here ??? ? ????? ?? ??? ???? ?? ????. ??? ??? ?? ??? ?? ??? ????? ????? ?????? ?????. ??? ??? ??? ??? ?? ? ??? ???? ?? ??? ??? ??????. ??? ????? ?? ? ??? ??? ?? ?????. ???? ???? ???? ???? ????