[D0016AAI], Letter from Dyer Edmonds and Dyer to Thomas Alva Edison, June 28th, 1900
https://edisondigital.rutgers.edu/document/D0016AAI
Transcription
Letterhead of Law Offices Dyer, Edmonds & Dyer. 31 Nassau Street, New York. June 28, 1900. Thomas A. Edison, Esq., Llewellyn Park, N. J. Dear Sir:- In regard to your patent, No. 648,935, of May 8, 1900, which covers the Mechanical Duplicating Apparatus employing a large sized master rotating at the shame shaft speed as the standard duplicate, the application for which patent was filed October 28, 1899, the Manager of the American Graphophone Co., Thomas H. Macdonald, has filed an application on the same invention, and an interference has been declared. Your preliminary statement requires to be filed on or before July 20th, next. Kindly furnish us with the following information, in order that we may prepare the statement: 1. When did you conceive the invention? 2. When did you make sketches of the apparatus? 3. When did you disclose it to others? 4. When did you first make a model, if any? 5. When did you first make a full-sized apparatus, if any? 6. The extent of use to which the invention has been put. Kindly give this matter your early attention, and oblige Yours truly, Dyer Edmonds & Dyer (F. L. D.)