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Class Information
Number: 342/409
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Beacon or receiver > With transmisson of bearing or position determinative signals > Fixed course or bearing indicating > With superimposed images
Description: Subject matter wherein superposition of two or more visual images is presented within the field of view of an aircraft pilot as an aid to landing or navigation.

Patents under this class:

Patent Number Title Of Patent Date Issued
7298922 Synthetic panchromatic imagery method and system Nov. 20, 2007
5392126 Airborne thermal printer Feb. 21, 1995
4554545 Conformal head-up display Nov. 19, 1985
4454496 Conformal head-up display Jun. 12, 1984
4024539 Method and apparatus for flight path control May. 17, 1977

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