[D7941ZEC], Letter from Edward Hibberd Johnson to Thomas Alva Edison, September 19th, 1879
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Title
[D7941ZEC], Letter from Edward Hibberd Johnson to Thomas Alva Edison, September 19th, 1879
Editor's Notes
Sends patentees manual by Co lawyer J. Johnson. Going to court to stop carbon infring; will claim broad principle of varying resistance. Send everything concerning Hughes/Preece. Hopes to drive Bell Co from Europe. Small carbon point trans not good over high induction wires. Instructed by Co board to cable "want only old transmitters." Trying for switchboard pat. M'chester, L'pool & private lines MUST have clockwork machines--they transmit long lists & can't simultaneously crank & write.
Author
Recipient
Mentioned
Date
1879-09-19
Type
Folder/Volume ID
D7941-F
Microfilm ID
52:728
Document ID
D7941ZEC
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University