Brevet

Patent:GB142113 17.03.1921 Isnow, D. A; Altschuler, J. Kodak (P) Ltd : An improved method of and apparatus for numbering or identifying kinematograpy films
Patent:GB142114 21.04.1921 Altschuler, J. Kodak (P) Ltd : Improvements in or relating to apparatus for numbering kinematograph films
Patent:GB529562 22.11.1940 Morse, Richard Stetson (P) Kodak (P) : Improvements in or relating to means for and a method of carrying out selecting and calculating operations
Patent:GB557492 23.11.1943 McFarlane, John Walter (P), Moses, Clyde Everett (P) Kodak (P) : Improvements in or relating to photographic estimating and calculating device

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