Peripheral Equipment Patents (Class D14/356)
- Digitizer or touch plate (Class D14/389)
- Keyboard with chord or fixed hand configuration (Class D14/391)
- Keyboard with conventional key arrangement (Class D14/392)
- Keypad type (Class D14/399)
- Mouse (Class D14/402)
- Stylus (Class D14/411)
- Joystick (Class D14/412)
- Trackball (Class D14/417)
- Video gun type (Class D14/418)
- Foot operated (Class D14/419)