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2. Harald T. Friis - Wikipedia

   en.wikipedia.org/wiki/Harald_T._Friis

   Harald Trap Friis (22 February 1893 – 15 June 1976), who published as H. T. Friis, was a Danish-American radio engineer whose work at Bell Laboratories included pioneering contributions to radio propagation, radio astronomy, and radar. [1]

3. William Gardner Pfann - Wikipedia

   en.wikipedia.org/wiki/William_Gardner_Pfann

   William Gardner Pfann (October 27, 1917 – October 22, 1982) was an inventor and materials scientist with Bell Labs. Pfann is known for his development of zone melting which is essential to the semiconductor industry. As stated in an official history of Bell Labs, "Timely invention of zone refining by W.G.Pfann ... was a major contribution ...

4. Number Five Crossbar Switching System - Wikipedia

   en.wikipedia.org/wiki/Number_Five_Crossbar...

   The Number Five Crossbar Switching System (5XB switch) is a telephone switch for telephone exchanges designed by Bell Labs and manufactured by Western Electric starting in 1947. It was used in the Bell System principally as a Class 5 telephone switch in the public switched telephone network (PSTN) until the early 1990s, when it was replaced ...

5. Bell Labs - Wikipedia

   en.wikipedia.org/wiki/Bell_Labs

   Bell Labs [b] is an American industrial research and development (R&D) company, currently operating as a subsidiary of Finnish technology company Nokia.With a long history, Bell Labs is credited with the development of radio astronomy, the transistor, the laser, the photovoltaic cell, the charge-coupled device (CCD), information theory, the Unix operating system, and the programming languages ...

6. List of Bell Labs alumni - Wikipedia

   en.wikipedia.org/wiki/List_of_Bell_Labs_alumni

   Executive director of the Safeguard anti-ballistic missile system software division of Bell Labs. Also, Bell Telephone Laboratories in Murray Hill, N.J. He earned several patents for his technical work, headed computer research departments at Bell Labs, including development and marketing of UNIX, and retired in 1985 as software vice-president ...

7. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!