[D7702ZDC], Letter from Charles E Foster to Thomas Alva Edison, November 16th, 1877

Item

Abstract

Foster of Foster's patent agency has client who wants registering device to indicate 500 per second -- examiner of interferences Maj. E? says he believes TAE has arranged a magnet and armature capable of indicating 1000 contacts per second

Date

1877-11-16

Decade

1870-1879

Type

Identifier

D7702ZDC

Folder Set

D7702

Title

[D7702ZDC], Letter from Charles E Foster to Thomas Alva Edison, November 16th, 1877

Microfilm ID

14:180

Publisher

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