U.S. Design Patent 307,748 (USD307748S)

Provided by the ASK Keyboard Patents database

A patent diagram of AT&T's keyboard from a front-left perspective
More informaion
NameKeyboard
InventorsRamon M. Cardona, David G. Geis, Francis E. Huntoon, Chris G. Johnson, Kenneth F. Lewinski, Raymond R. Seidlitz, Eugene K. Sokolowski
AssigneesAT&T
DescriptionAn ornamental design depicting an AT&T KBD 305B series buckling-spring keyboard.