Lee de Forest, “Means for Recording and Reproducing Sound”, #1,446,246 US PATENT, 20 February 1923. Continued
INTRODUCTION. Lee de Forest in 1923 was the inventor of “35mm (millimeter) celluloid talking film”. Thomas Edison’s patent filed in 1897 was the invention of “35 (millimeter) mm cinema”. Celluloid 35 (millimeter) mm film adaptation of the genres of literature became possible with this invention by Lee de Forest of “talking films” in 1923. Literature, as an art form, has six (6) genres: … Continue reading Lee de Forest, “Means for Recording and Reproducing Sound”, #1,446,246 US PATENT, 20 February 1923. Continued
