?? ?? ??? ??? ?? ??? ?? ??? ? ??? ??? ????? ?? ??? ??? ? ?? ? ? ? ????? ???? ?? ??? ??? ??? ??? ??? ?? ????! The patent holder with the karaoke device is Roberto del Rosario, who is from the Philippines. He made the karaoke's sing-along program in 1975 which is recognized as the sole holder of a patent for a karaoke process on this p… Read More

Ti?m kiê?m Ke?o thanh tr???t va? bâ?m "Ti?m kiê?m" ?ê? cho?n gia? sa?n phâ?m ??n vi? (TY? VN?) t?? ?ê?n ???? ???????? ???? ??? ???? ???? ???? ??? ?? ???? ? ????? ??? ?? ??? ???? ????. ??? ??? ?? ??? ??? ??? ??? ?????? ??? ?? ?? ??? ??? ???? ???? ???? ??? ??? ???? ???? ?? ????? ??? ?? ? ?? ??? ?? ??? ?? ???? ?? ?? ?? ??? ? ?? ?? ?? ????. ?… Read More