Freebase(0.00 / 0 votes)Rate this definition: Campestre is a municipality located in the south of the Brazilian state of Minas Gerais. Its population is 24,481 and its area is 54 kmÂ².
Also, there was Philo Farnsworth, a west-coast inventor whose first demonstration of television was in 1927. Like Baird's system, it was electro-mechanical, but by 1929 he had eliminated the moving parts of his system to create the world's first fully electronic system.
The first television was made and demonstrated in 1925 by John Logie Baird. It was not a commercial product at that time but in 1929, the BBC began public television broadcast â¦ s for the first time using the same television system.2 people found this useful.he first television was made and demonstrated in 1925 by John Logie Baird. It was not a commercial product at that time but in 1929, the BBC began public television broadcast â¦ s for the first time using the same television system. 2 people found this useful.