Url https://edisondigital.rutgers.edu/document/PT5067C Resource class dctype:Text Title [PT5067C], Technical Note, Frederick Paul Ott, Charles William Luhr, November 25th, 1912 Creator Ott, Frederick Paul Subject Patent application Disc phonograph Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1912-11-25 Type Technical Note Identifier PT5067C Source 246:425 Rights Thomas Edison National Historical Park Date Created 1912-11-25 Has Version https://archive.org/details/edisonmicrofilm246/page/n435/mode/1up Archive.org Viewer, Microfilm Series Reel 246 Is Part Of PT5067-F Recipient Luhr, Charles William Uri https://edisondigital.rutgers.edu/document/PT5067C https://edisondigital.rutgers.edu/document/PT5067C --