[X154A8DN], Letter from Uriah Hunt Painter to Edward Hibberd Johnson, December 18th, 1889
https://edisondigital.rutgers.edu/document/X154A8DN
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Title
[X154A8DN], Letter from Uriah Hunt Painter to Edward Hibberd Johnson, December 18th, 1889
Editor's Notes
My Dear mr. Johnson:-- When this patent No. 203016 runs out will not the Edison Carbon transmitter be open to the publich? Yours truly, U. H. Painter, <EHJ marg: No. there are many other "Carbon" Patents--but just how many & how broad they are I don't know & the subject is a large one requriing exhaustive examination by experts Yours EHJ [PS] Don’t pay any attentio to your Insane party EHJ
Author
Recipient
Mentioned
Date
1889-12-18
Type
Folder/Volume ID
X154A8-F
Document ID
X154A8DN
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University