Control device

Details Control device Control device

1993-12-20

1997-05-20

Powell, Mark R.

Computer graphics processing and selective visual display system

Display device with housing structure

345168, G09G 500

Patent

active

056316739

ABSTRACT:
A control device with improved connection between display device and printed circuit board assembly, and improved key switches having beveled keytops. Further, the control device is configured to display the mode of internal manual switches without directly accessing the internal manual switches.

REFERENCES:
patent: 4295180 (1981-10-01), Herron et al.
patent: 4488148 (1984-12-01), Kuciera
patent: 4896370 (1990-01-01), Kasparian
patent: 4902878 (1990-02-01), Smith
patent: 4977396 (1990-12-01), Inoue
patent: 5160832 (1992-11-01), Hubert et al.
patent: 5237327 (1993-08-01), Saitoh
patent: 5398597 (1995-03-01), Jones

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