강남도파민 Unlike Inoue, del Rosario patented the "Sing-Together Procedure" (issued in 1983 and 1986) and is particularly identified as the only holder of a patent for a karaoke system in the world just after he gained a patent infringement situation against a Chinese company during the nineteen nineties. The staff https://saeedh443yrh3.wikikarts.com/user