The History of Telecommunications By Albert Mertin 1896 First practical wireless telegraphy systems based on Radio. https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1896 the first telecommunications is based on radio https://en.wikipedia.org/wiki/History_of_telecommunication#Timeline 1896 the first telecommunications is based on radio https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1914 First North American transcontinental telephone calling https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1914 First North American transcontinental telephone calling 1914 First North American transcontinental telephone calling https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1927 First commercial radio-telephone service, U.K.–U.S. https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1927 First commercial radio-telephone service, U.K.–U.S. https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1930 First experimental videophones https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1930 First experimental videophones https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1934 First commercial radio-telephone service, U.S.–Japan https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1934 First commercial radio-telephone service, U.S.–Japan https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1936 World's first public videophone network https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1936 World's first public videophone network https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1946 Limited capacity Mobile Telephone Service for automobiles https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy 1946 Limited capacity Mobile Telephone Service for automobiles https://en.wikipedia.org/wiki/History_of_telecommunication#Ancient_systems_and_optical_telegraphy
