CEL

SEMICONDUCTORS, OPTICAL SEMICONDUCTORS, MICROWAVE SEMICONDUCTORS, COMPOUND SEMICONDUCTORS; DIODES, NAMELY LIGHT EMITTING, MICROWAVE, SILICON AND COMPOUND SEMICONDUCTOR DIODES; TRANSISTORS, COMPOUND TRANSISTORS, GALLIUM ARSENIDE FIELD-EFFECT TRANSISTORS, INTEGRATED CIRCUITS, HYBRID INTEGRATED CIRCUITS; INTEGRATED CIRCUIT PACKAGES, NAMELY PLASTIC, CERAMIC, HYBRID AND COMPOUND INTEGRATED CIRCUITS