Untitled timeline

Main

First Telegraph

1838

First public telegraph message

1844

First Telephone

1876

Invented by Alexander Grahm

First Transatlantic Signal

1901

Beginning of long distance call

1915

Radio Was Merged Into American Life

1930

First Wireless Pager

1949

Invented by Al Gross

First Portable Cellphone

1973

Invented by Martin Cooper

First text message

1992