-
The Breakup of Ma Bell
January 1, 1984 The original American Telephone & Telegraph Company is divested of its 22 Bell System companies as a result of the settlement of the 1974 United States Department of Justice antitrust suit against AT&T. The Breakup of Ma Bell is original content of This Day in Tech History. This Day in Tech History…
-
Bell Labs Announces TRADIC
March 14, 1955 AT&T Bell Laboratories announces the completion of the first fully transistorized computer, TRADIC. TRADIC, which stood for TRAnsistor DIgital Computer, contained nearly 800 transistors, which replaced the standard vacuum tube and allowed the machine to operate on fewer than 100 watts which was one-twentieth the power required by a comparable vacuum tube computer. …
-
Mr. Bell Calls Mr. Watson
March 10, 1876 Alexander Graham Bell makes the fateful call to his assistant, Mr. Watson, which is considered the first phone call in history: “Mr. Watson come here I want you.” Mr. Bell Calls Mr. Watson is original content of This Day in Tech History. This Day in Tech History Tech History provided by This…
-
Bell Receives Patent for Telephone
March 7, 1876 Alexander Graham Bell receives a patent (US No. 174,465) for an “Improvement in Telegraphy,” which will later come to be known as the variable resistance telephone. Bell Receives Patent for Telephone is original content of This Day in Tech History. This Day in Tech History Tech History provided by This Day in Tech…
-
AT&T Takes Over Bell System
December 30, 1899 American Bell, at the time parent corporation of the AT&T company, reorganizes and transfers its assets into AT&T. American Bell was incorporated in Massachusetts and AT&T was incorporated in New York. Massachusetts corporate laws would have limited the growth of American Bell so by reorganizing, AT&T could bypass Massachusetts law by becoming…
-
Bell Labs Announces TRADIC
March 14, 1955 AT&T Bell Laboratories announces the completion of the first fully transistorized computer, TRADIC. TRADIC, which stood for TRAnsistor DIgital Computer, contained nearly 800 transistors, which replaced the standard vacuum tube and allowed the machine to operate on fewer than 100 watts which was one-twentieth the power required by a comparable vacuum tube computer. …
-
Mr. Bell Calls Mr. Watson
March 10, 1876 Alexander Graham Bell makes the fateful call to his assistant, Mr. Watson, which is considered the first phone call in history: “Mr. Watson come here I want you.” The post Mr. Bell Calls Mr. Watson appeared first on This Day in Tech History. This Day in Tech History Tech History provided by…
-
Bell Labs Announces TRADIC
March 14, 1955 AT&T Bell Laboratories announces the completion of the first fully transistorized computer, TRADIC. TRADIC, which stood for TRAnsistor DIgital Computer, contained nearly 800 transistors, which replaced the standard vacuum tube and allowed the machine to operate on fewer than 100 watts which was one-twentieth the power required by a comparable vacuum tube computer. …
-
Mr. Bell Calls Mr. Watson
March 10, 1876 Alexander Graham Bell makes the fateful call to his assistant, Mr. Watson, which is considered the first phone call in history: “Mr. Watson come here I want you.” The post Mr. Bell Calls Mr. Watson appeared first on This Day in Tech History. This Day in Tech History Tech History provided by…
-
Bell Receives Patent for Telephone
March 7, 1876 Alexander Graham Bell receives a patent (US No. 174,465) for an “Improvement in Telegraphy,” which will later come to be known as the variable resistance telephone. The post Bell Receives Patent for Telephone appeared first on This Day in Tech History. This Day in Tech History Tech History provided by This Day in…