Photo of InventorA German named Paul Nipkow developed a rotating-disc technology to transmit pictures over wire in 1884 called the Nipkow disk.
LCD screensAn electronic television-
Using rays of transparent rodsJohn Baird is known for inventing mechanical television. This picture are attempts and this is the inventor
Improved televisionVladimir Zworykin invented an improved cathode-ray tube called the kinescope in 1929.