|
US2138307A
|
|
Bomb sight
|
|
DE648885C
|
|
Method and device for the determination of the lead angle and for the detection of the point in time for the dropping of objects from aircraft
|
|
DE651829C
|
|
Method for the equatorial improvement of the directional data to be sent from a target observation stand to a directional device set up away from it
|
|
DE647435C
|
|
Device for the spatial relocation of a point in relation to an ideal zero point, in particular for anti-aircraft sights
|
|
GB435604A
|
|
Improvements in or relating to range-finders
|
|
GB431371A
|
|
Improvements in or relating to telescopes
|
|
US2113199A
|
|
Bomb sight
|
|
US2052845A
|
|
Bomb releasing guide
|
|
GB449154A
|
|
Improvements in devices for determining the altitude from aeroplanes
|
|
DE641015C
|
|
Device for determining the altitude of an aircraft whose speed in relation to the ground is known
|
|
DE619330C
|
|
Bearing telescope for aircraft pilots
|
|
DE643365C
|
|
Method and device for increasing the measuring accuracy of basic range finders
|
|
DE618769C
|
|
Bearing telescope for aircraft pilots
|
|
DE620653C
|
|
Device for the mechanical resolution of the equation u = axy / z
|
|
DE635895C
|
|
Aiming device for firearms to defeat moving targets
|
|
GB418569A
|
|
Improvements in optical range-finders
|
|
GB421315A
|
|
Improvements in or relating to sighting-apparatus for direction finding
|
|
GB419201A
|
|
Improvements in apparatus for mechanically solving threedimensional functions
|
|
GB421030A
|
|
Improvements in telescopic gun sights
|
|
DE613034C
|
|
Dive visor
|
