[D7828ZCC], Letter from Thode and Knoop to Lemuel Wright Serrell, September 18th, 1878

Item

Abstract

re German patent for carbon telephone affected by Preece publiscation of 24 Aug and must be confined to forms; phono patent app published in 11 Sept Gazette

Date

1878-09-18

Decade

1870-1879

Type

Identifier

D7828ZCC

Folder Set

D7828

Title

[D7828ZCC], Letter from Thode and Knoop to Lemuel Wright Serrell, September 18th, 1878

Microfilm ID

18:761

Publisher

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

Item sets