Portable Data Terminal

1969 - Texas Instruments Silent 700  (5)
- first to use thermal printing

Portable Computers

1981 Apr - Osborne 1  (3)

1982 - Kaypro II  (3)

1983 Mar - Compaq Portable I  (3)
-first IBM compatible

1983 Mar - Texas Instruments Compact Computer 40  (5)

1983 - Radio Shack TRS-80 Model 100 (3)

1987 - Compaq Portable III  (3)

1989 - Macintosh Portable (3)

1. Martin Campbell-Kelly and William Aspray. Computer: A History of the Information Machine (Basic Books, 1996).

2. Paul E. Ceruzzi. A History of Modern Computing (MIT Press, 2000).

3. http://oldcomputers.net/index.html

4. http://www.ti.com/corp/docs/company/history/tihistory.htm  History of Innovation at TI.

5. http://drake.nl/computermuseum/texas/tisilents700.jpg