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Eastman Kodak Co.
Patent: US2450131 , 1946 ;
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Eastman Kodak Co.
Patent: US2450118 , 1947 ;
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Eastman Kodak Co.
Patent: US2450116 , 1947 ;
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Eastman Kodak Co.
Patent: US2450117 , 1947 ;
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Hagemeyer
Industrial and Engineering Chemistry, 1949 , vol. 41, p. 769
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Eastman Kodak Co.
Patent: US2450133 , 1946 ;