U.S. Design Patent 243,460 (USD243460S)

Provided by the ASK Keyboard Patents database

A patent drawing of IBM's portable personal computer from a front-left perspective
More informaion
NamePortable personal computer
InventorsJohn Greenfield, Collan B. Kneale, Frank Wilkey, Jr.
AssigneesIBM
DescriptionAn ornamental design depicting the IBM 5100 Portable Computer and its 5100 type Model B keyboard.