[D7941ZEC], Letter from Edward Hibberd Johnson to Thomas Alva Edison, September 19th, 1879

Item

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Abstract

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.

Date

1879-09-19

Decade

1870-1879

Type

Identifier

D7941ZEC

Folder Set

D7941

Title

[D7941ZEC], Letter from Edward Hibberd Johnson to Thomas Alva Edison, September 19th, 1879

Microfilm ID

52:728

Publisher

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

Timestamp

September 19, 1879