ONCEFLOWN

Avionic sensor systems, namely, aircraft airspeed sensors; Avionic sensor systems, namely, aircraft altitude indicators; Head-up displays for use in general aviation aircraft, namely, transparent electronic displays for providing aircraft crew members with navigational and operational information; Head-up displays for use in military and commercial aircraft, namely, fixed and helmet mounted transparent electronic displays for providing aircraft crew members with navigational and operational information; Heads-up displays (HUDs) in the nature of transparent electronic displays for use in general aviation aircraft; Transparent electronic displays fixed at head-level or head-down positions for use in military and commercial aircraft for providing aircraft crew members with navigational and operational information