Motion Pictures

The nipkow disc

Jul 17, 1884

rotating-disc technology to transmit pictures

CRT

May 23, 1897

German scientist ,Karl Braun invented the cathode ray tube oscilloscope

images for television

May 19, 1920

john logie baird pantented the idea of using arrays of transparent rodsto transit images for television .

radiovision

Jun 14, 1923

Charles jenkins invented a mechanical televison system called radiovision