Url https://edisondigital.rutgers.edu/document/PT5057B Resource class dctype:Text Title [PT5057B], Legal Testimony, Frank Lewis Dyer, Thomas Alva Edison, September 21st, 1916 Creator Dyer, Frank Lewis Edison, Thomas Alva Subject Patent application Disc record and duplicating technology Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1916-09-21 Type Legal Testimony Identifier PT5057B Source 246:28 Relation Dyer and Holden U.S. Patent Office. Examiner U.S. Patent Office. Examiners-in-Chief Edison (Thomas A.) Inc Rights Thomas Edison National Historical Park Date Created 1916-09-21 Has Version https://archive.org/details/edisonmicrofilm246/page/n38/mode/1up Archive.org Viewer, Microfilm Series Reel 246 Is Part Of PT5057-F Uri https://edisondigital.rutgers.edu/document/PT5057B https://edisondigital.rutgers.edu/document/PT5057B --