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 working television was demonstrated in March 1925 by John Logie Baird. Baird was a Scottish inventor living in England and he chose Selfridges department store in Lo â¦ ndon as the venue to unveil his Televisor to the world.