Lee de Forest, “Means for Recording and Reproducing Sound”, #1,446,246 US PATENT, 20 February 1923.
Here I present: Lee de Forest, “Means for Recording and Reproducing Sound”, #1,446,246 US PATENT, 20 February 1923 which was the invention of “talking films”. SUMMARY. Thomas Edison’s patent filed in 1897 was the invention of “35mm cinema”. Celluloid 35mm 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 … Continue reading Lee de Forest, “Means for Recording and Reproducing Sound”, #1,446,246 US PATENT, 20 February 1923.
