Url https://edisondigital.rutgers.edu/document/PT020176 Resource class dctype:Text Title [PT020176], Patent Application, Edward Hibberd Johnson, Thomas Alva Edison, October 6th, 1880 Creator Johnson, Edward Hibberd Edison, Thomas Alva Subject Patent interference Dynamos and generators Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1880-10-06 Type Patent Application Identifier PT020176 Source 45:717 Rights Thomas Edison National Historical Park Date Created 1880-10-06 Has Version https://archive.org/details/edisonmicrofilm45/page/n729/mode/1up Archive.org Viewer, Microfilm Series Reel 45 Is Part Of PT020-F Uri https://edisondigital.rutgers.edu/document/PT020176 https://edisondigital.rutgers.edu/document/PT020176 --