Easily removable optical monitoring installation

Echo suppression circuit

Echocardiogram machine control

Edge detection using patterned background

Edge enhancement apparatus useful with liquid crystal displays

Efficient coding scheme for multilevel video transmission

Efficient data storage system for gray-scale printers

Efficient frequency scalable video decoding with coefficient sel

Efficient frequency scalable video encoding with coefficient sel

Efficient use of dither matrix based gray level patterns

Elastomeric gage for borescope

Electrical data pulse slicing

Electrical multi-channel signal transmission systems

Electrical noise reducer for T.V. signals

Electrical waveform analysis

Electricity turning-on control device and facsimile device

Electro- optical device and process for real time measurement of

Electro-optic pulse imaging raster output scanner

Electro-optical part inspection in the presence of contamination

Electromagnetic optical beam controller having an eddy current d