|
GB558825A
|
|
Improvements in suction gas producers
|
|
GB445031A
|
|
Improvements in cinematograph apparatus
|
|
GB438193A
|
|
Improvements in multi-colour cinematography
|
|
GB422603A
|
|
Improvements in means for feeding kinematograph film continuously through a gate
|
|
GB430594A
|
|
Improvements in moving lens cinematograph machines
|
|
GB418778A
|
|
Improvements in means for modifying the transmitted light in moving lens cinematograph machines
|
|
GB393257A
|
|
Improvements in motion picture records and methods of producing the same
|
|
GB364007A
|
|
Improvements in the manufacture of means for producing a straight line motion of lenses in kinematograph apparatus or of other objects
|
|
GB349254A
|
|
Improvements in mounting optical lenses
|
|
GB343010A
|
|
Improvements in kinematograph film and in machines for the use of same
|
|
GB342721A
|
|
Improvements in or relating to kinematography
|
|
GB337931A
|
|
Improvements in the electrical transmission of moving pictures
|
|
GB334033A
|
|
Improvements in moving lens kinematograph machines
|
|
GB319302A
|
|
Improvements in means for producing a straight line motion of lenses in kinematograph apparatus or of other objects
|
|
GB290372A
|
|
Means for producing a straight line motion of lenses in kinematograph apparatus or of other objects
|
|
GB287274A
|
|
Improvements in or relating to optical condensers for continuous-feed kinematograph projectors
|
|
GB243351A
|
|
Improvements in drying fruit and other materials
|
|
CA340635A
|
|
Gold bearing material processing
|
|
CA340636A
|
|
Auriferous material cyaniding process
|
