Though it was never officially adopted in any country, entrepreneur George Eastman adopted it for use in his Eastman Kodak Company, where it was used from 1928 to 1989.
雖然從未在任何國家正式採用，但企業家喬治·伊士曼（George Eastman）於 1928到1989年將其施行於伊士曼柯達公司（Eastman Kodak Company）。