Url https://edisondigital.rutgers.edu/document/QD012E2315 Resource class dctype:Text Title [QD012E2315], Letter from U.S. Patent Office. Commissioner to Thomas Alva Edison, Richard Nott Dyer, February 27th, 1888 Creator U.S. Patent Office. Commissioner Subject Patent interference Incandescent lamp Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1888-02-27 Type Letter Identifier QD012E2315 Source 47:980 Relation Sawyer, William Edward Rights Thomas Edison National Historical Park Date Created 1888-02-27 Has Version https://archive.org/details/edisonmicrofilm47/page/n990/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/QD012E2315 https://edisondigital.rutgers.edu/document/QD012E2315 --