Microwave temperature profiler for clear air turbulence predicti

Multi-segment head-up display for aircraft

Multiple sensing device and sensing devices therefor

Multiple sensing device and sensing devices therefore

Nautical instrument having slidable mounting and locking

Navigation aid for sailing vessels

Navigation device for aircraft navigation

Navigation devices

Navigation instrument

Navigation instrument for the navigation of land vehicles

Navigation system for diving operations

Navigational aid for agricultural equipment

Object location identification system for providing location dat

Optical gyroscope

Pendulous induction compass transmitter including means external

Pendulous induction compass transmitter with means to compensate

Peripheral vision horizon device

Piezoelectric sensor

Position determining system using transmitted position...

Position measuring method using a satellite