Url https://edisondigital.rutgers.edu/document/QD012E2275 Resource class dctype:Text Title [QD012E2275], Letter from U.S. Patent Office to Richard Nott Dyer, Thomas Alva Edison, February 19th, 1885 Creator U.S. Patent Office Subject Patent application Patent interference Incandescent lamp Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1885-02-19 Type Letter Identifier QD012E2275 Source 47:960 Relation Man, Albon Sawyer, William Edward Rights Thomas Edison National Historical Park Date Created 1885-02-19 Has Version https://archive.org/details/edisonmicrofilm47/page/n970/mode/1up Archive.org Viewer, Microfilm Series Reel 47 Is Part Of QD012E-F Recipient Dyer, Richard Nott Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/QD012E2275 https://edisondigital.rutgers.edu/document/QD012E2275 --