[D8468V], Patent Application, Sigmund Bergmann, February 28th, 1884
https://edisondigital.rutgers.edu/document/D8468V
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Title
[D8468V], Patent Application, Sigmund Bergmann, February 28th, 1884
Editor's Notes
Typescript of patent application Case # 122,230 Filed 2/28/1884 for improvements in electro-thermal receivers. Use tellurium buttons.
Author
Date
1884-02-28
Type
Subject
Folder/Volume ID
D8468-F
Microfilm ID
76:736
Document ID
D8468V
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University