Not known Facts About karaoke
호치민 가라오케Not like Inoue, del Rosario patented the "Sing-Along Procedure" (issued in 1983 and 1986) which is acknowledged as the only real holder of a patent for just a karaoke technique on earth after he gained a patent infringement case from a Chinese organization during the nineties.The songs system also takes advantage of a hand-hel