[PT015AAF], Letter from U.S. Patent Office. Commissioner to Dyer and Seely, Thomas Alva Edison, February 1st, 1887

Item

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Title

[PT015AAF], Letter from U.S. Patent Office. Commissioner to Dyer and Seely, Thomas Alva Edison, February 1st, 1887

URL

https://edisondigital.rutgers.edu/document/PT015AAF

Author

U.S. Patent Office. Commissioner

Recipient

Dyer and Seely
Edison, Thomas Alva

Mentions

U.S. Patent Office

Date

1887-02-01

Decade

1880-1889

Type

Letter

Subject

Patent application
Phonoplex and railroad telegraphy

Identifier

PT015AAF

Folder Set

PT015-F

Microfilm ID

45:604

Rights

Thomas Edison National Historical Park

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University

Item sets

Case 665 Telegraphy (1886)