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CH687351A5
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Light-impermeable packaged reel of photosensitive material and methods of making.
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CH677409A5
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Spectral sensitisers for high contrast silver halide emulsions - are mero:cyanine cpds. contg. at least two acid gps.
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CH676396A5
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Photographic coat - contg. rhodium-doped silver halide and hydrazine cpd. as stabiliser, avoiding loss of lith characteristics in lith developer
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CH505401A
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Aq vinyl polymer dispersions in sensitizable - silver halide emulsions
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GB699307A
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Light-sensitive material and process of its preparation
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