November 25 1992 hes birthday ..... by:chenyenne jakaria
Anacleto del Rosario was born in 1860.
Norma del Rosario was born in 1917.
Xingu Del Rosario is 5' 7".
Martin del Rosario was born on November 25, 1992.
Roberto del Rosario is the president of the Trebel Music Corporation. In 1975, he invented the Karaoke Sing Along System.
There are inventors of all ages. Robert Del Rosario was known for inventing the karaoke machine, he was believed to be 56 when he made this machine.
나도 몰라!ㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋ
quasin kelly
he thought of it
Roberto del Rosario is known for inventing the Karaoke Sing-along System in 1975. His invention revolutionized the entertainment industry by allowing people to sing along to instrumental tracks of popular songs. Del Rosario's innovation has had a lasting impact on the way people enjoy music worldwide.
November 25 1992 hes birthday ..... by:chenyenne jakaria
Roberto del Rosario was a Filipino inventor known for his contribution to the development of the karaoke machine. He patented the "Sing-Along System" in 1975, which laid the foundation for modern karaoke technology. Del Rosario's innovation revolutionized the entertainment industry and has become a popular form of interactive entertainment worldwide.
Roberto Del Rosario was a Filipino inventor who is credited with inventing the Karaoke Sing-Along System, which revolutionized the music industry and popular culture. His invention allowed people to sing along to instrumental tracks of popular songs, changing the way music was enjoyed and performed. Del Rosario's contribution paved the way for Karaoke to become a global phenomenon.
He became known with his discovery of x-rays which required high vacuum photography.
Andrew Del Rosario's birth name is Andronico Del Rosario.
Cecile del Rosario's birth name is Cecile Rae del Rosario.