Mr Messier found that the photographic paper was made of wood pulp not rags, a sure sign that it was made after the 1930s.

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That is deadline time on two key trade issues: renewal of the semiconductor arrangement and completion of the investigation into unfair competition for consumer film and photographic paper.

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Kodak's largest plant in the U.K. is in Harrow, near London, and manufactures color photographic paper and used to make film products, a person close to the company said.

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Dye sublimation is a printing technology that uses layers of transparent color dye, special dye-receptive paper and a heated printing head to create images that are pretty close in quality to conventional photographic film and paper--up to 16.7 million colors and 403 dots per inch by 403 dots per inch.

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Kodak itself was one of the primary inventors of the core technology, but licensed it to others in order to generate cash it invested trying to defend and extend photographic film and paper sales.

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