1893 - Thomas Edison received two U.S. patents. The first was for a "Cut Out for Incandescent Electric Lamps" and another for a "Stop Device" (No. 491,992-3). Also No. 492,150 for "Process of Coating Conductors for Incandescent Lamps."
... to 64, and 13.5% who are 65 years of age or older. The median age is 35 years. For every 100 females there are 91.9 males. For every 100 females age 18 and over, there ...