Aircraft Alarm Or Indicating Systems Patents (Class 340/945)
- Aircraft actuation of land-based landing guides (Class 340/948)
- Wind direction (Class 340/949)
- Movable (e.g., rotatable) guides (Class 340/950)
- Phased landing guidance (e.g., runway approach, landing, touchdown) (Class 340/951)
- Particular energy guide source (e.g., sound, electric field, radio) (Class 340/952)
- Runway presentation (Class 340/972)
- Indicator of at least four flight parameters (altitude, speed, etc.) (Class 340/973)
- Attitude (Class 340/974)
- Altitude (Class 340/977)
- Speed (Class 340/978)
- Heading (includes deviation from desired course) (Class 340/979)
- Indicator visible in pilot's line of sight through windscreen (Class 340/980)