Method and apparatus for adjusting the position of the optical axis of a projector with respect to a screen
US3329062A
Illuminated information table
DE1498217A1
Device for moving the movable part of a projection device in a light panel for the simultaneous display of a plurality of fixed and / or time-variable information
GB1092929A
System for storing data elements
GB1057265A
Discharge nozzle apparatus for jet aircraft
GB1081302A
Improvements to aircraft
US3303714A
Aircraft feel simulator
GB1083309A
Variable-geometry aircraft
DE1232475B
Sliding door, especially for the hold of an aircraft
GB1031990A
Hold door for aircraft fuselage
DE1214091B
Aircraft fuselage that can be placed under internal pressure
US3155348A
Aircraft fuselage
GB958883A
Improvements in the construction of aircraft fuselages
GB979910A
Aircraft for taking off and landing vertically or with a short run
GB971129A
Safety apparatus for aircraft having mechanically coupled propellers
GB956020A
Improvements in or relating to apparatus for supporting loads on board aircraft
US3096043A
Aerodynes having a slipstream-assisted wing system
GB917996A
Apparatus for testing stratified elements, such as honeycomb elements
GB905922A
Improvements in or relating to aerodynes
DE1139753B
Air inlet device for pivotably arranged jet engines of aircraft
