Who constructed the prototype of today's television - a telectroscope ?

John Logie Baird of England
103
Jan Szczepanik from Poland
620
Philo Farnsworth from the USA
117
the Lumiere brothers from France
110
Jan Szczepanik was a Polish inventor, with several hundred patents and over 50 discoveries . Some of his concepts helped the future evolution of TV broadcasting, such as the telectroscope (an apparatus for distant reproduction of images and sound using electricity) or the wireless telegraph, which greatly affected the development of telecommunications.
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