Means for controlling the displacement of a universally pivoted

Method and an apparatus for determining the velocity, direction

Method and an apparatus of determining the angle of an incident

Method and apparatus for indicating and adjusting the angular po

Method and apparatus for measuring gas flow speed

Method and apparatus for remote measurement of wind direction an

Method and apparatus for wind direction and speed in spatial det

Method and device for calibration of dual-axis tilt meter

Method and instrumentation system for measuring airspeed and flo

Method for measuring the direction and force of gaseous or liqui

Method of determining wind direction for hunters

Miniature wind sock assembly

Multi-function pressure probe for aircraft

Multifunction aircraft probes