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GB825361A
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Improvements in or relating to the preparation of light-sensitive photo-copying materials
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GB832910A
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Improvements in or relating to the preparation of light-sensitive diazotype materials
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GB625211A
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Improvements in machines for developing photographic materials
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GB567695A
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Method of treating photo-printing materials to prevent slipping
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GB538869A
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Improvements in light-sensitive diazo compounds
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GB532958A
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Improvements in or relating to light-sensitive diazo compounds
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|
GB489299A
|
|
Improvements in or relating to the chemical treatment of photographic images
|
|
GB470074A
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Production of coloured photographic images by development
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GB440422A
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A new or improved composite layer film for use in colour photography
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GB435484A
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Improvements in or relating to colour photography
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GB406743A
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Improvements in and relating to the manufacture of coloured, transparent films for the photographic and cinematographic arts
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GB416489A
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Improvements in the development of blue prints
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GB408358A
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Improved method of printing duplicate colour photographs on a sensitive material having a mosaic screen
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GB405356A
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Improved method or process for the production of sound records on color or monochrome films
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GB400264A
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Improvements in or relating to colour cinematography
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GB382004A
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Improved binding composition, suitable for binding materials for roofs, flooring andthe like, and covering preparations produced therefrom
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GB377706A
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Improvements in or relating to kinematograph films
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GB363616A
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Improvements in and relating to the production of photographic images
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GB337868A
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Improvements in and relating to the manufacture of sensitized bases for photographic purposes
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GB325924A
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Improvements in the manufacture of decorative glass
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