The first television advertisement was broadcast in the United States on July 1, 1941. The watchmaker Bulova paid $9 for a placement on New York station WNBT before a baseball game between the Brooklyn Dodgers and Philadelphia Phillies. The 20-second spot displayed a picture of a clock superimposed on a map of the United States, accompanied by the voice-over "America runs on Bulova time. (According to wikipedia)