Apparatus for providing contrast and/or brightness control of a

Automatic telephone silencer

Automatic telephone silencer

Bi-rate high definition television signal transmission system

Combination rear view mirror and digital clock

Combination rear view mirror and digital clock

Control device for rapidly setting an electronic digital display

Digital meter with uniform illumination and less inadvertent set

Digitally tunable integrated circuit pulse generator and tuning

Division method and system for ghost cancellation

Electro-optical display device

Electronic timepiece

Frequency adjusting circuit

Inter-frame video filter having selective linear and non-linear

Liquid crystal display cell

Liquid crystal display device

Liquid crystal display element

Liquid crystal display with central interconnections

Mechanical telephone conversation time limiting device

Method and apparatus for alerting a person at medicine...