Thomas Alva Edison files for patent US369280, “System of Electrical Distribution.” He will soon apply for this patent and US223898, “Electric Lamp,” to install 800 light bulbs in the Lower Manhattan district.
Thomas Alva Edison files for patent US369280, “System of Electrical Distribution.” He will soon apply for this patent and US223898, “Electric Lamp,” to install 800 light bulbs in the Lower Manhattan district.