Improvements in devices for producing animated cartoons
GB1001545A
Improvements in methods and apparatus for producing motion pictures
GB847317A
Improvements in or relating to apparatus for optically projecting transparencies in a magazine
GB853721A
Improvements in binocular telescopes
GB767618A
Improvements in photographic cameras having multiple objectives
GB724109A
Improvements in cameras for forming on a photographically sensitive surface an imageof an object moving with a high relative speed with respect to said camera
GB629591A
Improvements in photographic cameras provided with rangefinders
