Half-angle control element and method for minimizing the...
Hall effect ion ejection device
Hall effect plasma accelerator and thrusters
Halogen incandescent lamp mounted without the use of cement
Halogen incandescent lamp with filament positioning arrangement
Halogen incandescent lamp with intermetallique compound...
Harrow
Hazardous material detection system
Headlamp for vehicles
Headlight
Headlight
Headlight lamp
Heat lamp
Heat removal from electric discharge lamp
Heat sink for integral hid reflector lamp
Heat sink means for metal halide lamps
Heat transfer device employing fins in a fluid stream
Heat trap for an air-cooled shf klystron
Heated optical components
Heated time of flight source