Electro Magnetic Motor 109 0 Download here USA023 - US405858 Print Rate this article: 2.0 No.USA23Patent405,858Year1889CountryUnited States of AmericaDate of ApplicationJune 25, 1889Patent TitleElectro Magnetic Motor Documents to download USA023 - US405858 (.pdf, 152.12 KB) - 110 download(s)