Foldable, variable high-lift slotted wing for hang-gliders and ultra-light aircraft
DE3343079A1
Ultralight motorized hangglider with power steering
DE3328150A1
Thin-film transistors having copper-doped p-type-germanium films vapour-deposited in vacuo
DE3026572A1
Oscillator circuit for AC electroluminescent display - has RC oscillator operating with thyristor to provide display frequency signals
DE3024951A1
Lightweight wing for manned glider - has tubular front edge and adjustable profile fabric cover over struts
DE3019331A1
Material combination for vacuum evaporated thin film circuit mfr. - includes titanium, indium-doped cadmium selenide and vitreous mullite
DE3015936A1
Production of thin film transistor matrices for flat TV screens - using multiple masking technique for production of matrix providing flicker free operation
DE3011815A1
Long-life blue emitting electroluminescent powder - based on zinc cadmium sulphide contains magnesium sulphide to give blue shift, useful in display
DE3010925A1
Vacuum vapour deposition appts. using electron beam evaporator - where rotary plate contg. evapn. crucibles is cooled by molten gallium resting on water:cooled box
DE3010287A1
Information display panel prodn. with exact glass plate spacing - by mixing silica gel particles with liq. electro=optical medium
DE3010340A1
Vacuum deposition system for thin film transistors - uses flash vaporisation by discharging tablets of coating material into heated cylinder
DE3010341A1
Vacuum evaporated dielectric insulating film - produced from mixt. of alumina and silica has high resistance and dielectric strength
DE3009579A1
Precise window mask prodn. in bimetal foil - by etching each layer with different selective etchant to give mechanical support at edge of window
DE3009235A1
Dielectric hydrophobic resin for display electroluminescent powder - comprises condensation prod. of polyacrylic acid with p-amino:benzonitrile
