IBM, Apple, Google And Think, Think, Think: This Week In Tech History - Forbes

Forbes

IBM, Apple, Google And Think, Think, Think: This Week In Tech History Forbes September 26, 1887. Émile Berliner receives a patent for the Gramophone. The patent described recording sound using horizontal modulation of a stylus as it traced a line on a rotating cylindrical surface coated with an unresisting opaque material such ...