Self-generating hydrostatic support for gyroscopes
Self-propelled non-guided missiles
Semi-active laser seeker gyroscope
Semi-automatic self-contained magnetic azimuth detector...
Semiconductor light source temperature control
Sensing coil and sensing unit for sagnac optical fibre...
Sensing coil for a fiber optic gyroscope
Sensing device
Sensing instrument with shifting null position
Sensitive metric altimeter
Sensor coil for low bias fiber optic gyroscope
Sensor element intended for a gyro
Sensor system
Sensor-based orientation system
Servo compass
Shaft encoder having tape punch and switch readout means...
Shipboard reference for an aircraft navigation system
Sighting devices
Sighting in apparatus for rifle mounted telescope gunsights
Signal for industrial surveys