|
GB505834A
|
|
Improvements in or relating to colour photography
|
|
GB399269A
|
|
Improvements in or relating to the formation of relief images for photographic and other purposes
|
|
US1944293A
|
|
Photographically sensitive element
|
|
GB390881A
|
|
Improvements in or relating to the formation of relief images for photographic and other purposes
|
|
GB323768A
|
|
Improvements in and relating to colour-responsive photographic media and surfaces
|
|
GB280252A
|
|
Improvements in photo-sensitive surfaces
|
|
GB280053A
|
|
Improvements in colour photography
|
|
GB232307A
|
|
New or improved light-sensitive materials for photography and cinematography
|
|
GB222523A
|
|
Direct colour photography
|
