Optic scattering acoustic transducer
Optical multiple output display system, particularly for automot
Optical pressure switch
Optical signal transmission system for an automotive vehicle
Optimized operation of a dense reader system
Organic solvent cleaning apparatus
Oscillating crystal transducer systems
Oscillator tuning system and oscillator tuning method
Output management system, output management method, and...
Overflow threshold control for sonar
Overhead door immobilizer
Overhead door immobilizer
Overheat warning and prevention system for outboard engines
Overheight vehicle detection and warning system