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As more music became available for karaoke machines, more people within the industry saw karaoke as a profitable form of lounge and nightclub entertainment.

I simply put things that already exist together, which is completely different.

The Sing Along System Roberto del Rosario invented his version of a karaoke machine between 1975 and 1977, and in his patents UM-5269 on June 2, 1983 and UM-6237 on November 14, 1986 he described his sing-along system as a handy, multi-purpose, compact machine that incorporates an amplifier speaker, one or two tape mechanisms, an optional tuner or radio, and a microphone mixer with features to enhance one's voice, such as the echo or reverb to simulate an opera hall or a studio sound.

i havent found any information about why he produced the said invention.

Distinguished Technical Staff Award from Bell Labs - 2000 Image Sensor So which is better? He stepped down after disagreements with the Arroyo government.

Marc Loinaz on Popular Science Magazine 2.

Inoue hit on the idea of pre-recording his own backing tracks and encouraging customers to sing, however unmusical or inhibited they might be, by following instead of leading, and he used technical tricks to drown or attenuate the more jarring singing styles that emerged.

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115106, March 15, 1996 of the Supreme Court filed on January 18, 1993, it was a final victory for his family members a couple of decades after the first patent was enforced.

Notable work Sing Along System SAS Spouse s Eloisa Beltran Parent s Teofilo de Rosario and Consolacion Legaspi Roberto L.

In Japan, it has long been common to provide musical entertainment at a dinner or a party.