Safe take-off indicators

Sailboat steering indicator system

Sailboat wind direction indicator

Sailing course computer

Semiconductor flow detector for detecting the flow rate and flow

Sensing apparatus for inclinometers

Sensor and method for measuring the relative velocity of an onco

Sensor for detecting the influence of cross wind on a vehicle

Servo controlled airspeed indicator

Settable indexing device for aircraft angle of attack indicator

Ship movement measurement

Ship wave heading indication method and apparatus

Ship's log and speedometer

Shipboard wave measurement system

Single cue drive for flight director indicator

Skin friction measuring device for aircraft

Solar reference flight roll position sensor

Solid state microanemometer with improved sensitivity and respon

Solid-state transducer based dynamic fluid flow sensing system

Speed compensating Pitot tube apparatus