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."
... relocated to Brazil. Though they returned in 1821, the interlude led to a growing desire for independence amongst Brazilians and in 1822 the then prince-regent Dom Pedro I ...