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United States Utility Patents
4,019,860 - 4,019,869

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NumberTitle
4,019,860 Analytical reagent for cyanide
4,019,861 Method and apparatus for measurement of CO.sub.2 and chloride in body fluids
4,019,862 CO.sub.2 measurement and reagents therefor
4,019,863 Selective detection of a constituent in an atmosphere
4,019,864 Method for measuring radioactivities of tritium and carbon-14 in sample air and apparatus for performing the same method
4,019,865 H.sub.2 S indicator
4,019,866 Recirculating reaction apparatus for continuous preparation of a polyamide
4,019,867 Apparatus for the continuous purification of gases contaminated with tritium
4,019,868 Solar hydrogen generator
4,019,869 Combination reactor-separator apparatus



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