Url https://edisondigital.rutgers.edu/document/PT020198 Resource class dctype:Text Title [PT020198], Patent Application, Thomas Alva Edison, October 30th, 1880 Creator Edison, Thomas Alva Subject Carbon, coal, glass, ceramics Incandescent lamp Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1880-10-30 Type Patent Application Identifier PT020198 Source 45:719 Rights Thomas Edison National Historical Park Date Created 1880-10-30 Has Version https://archive.org/details/edisonmicrofilm45/page/n731/mode/1up Archive.org Viewer, Microfilm Series Reel 45 Is Part Of PT020-F Uri https://edisondigital.rutgers.edu/document/PT020198 https://edisondigital.rutgers.edu/document/PT020198 --