Patent Model of Edison's Duplex Chemical Telegraph Improvement, 1874

01

Artifact Overview

Artifact Details

Artifact

Model (Patent)

Date Made

circa 1873

Subject Date

1874

Creator Notes

Designed by Thomas A. Edison in Newark, New Jersey.

Location

Not on exhibit to the public.

Object ID

29.1980.1351.1

Credit

From the Collections of The Henry Ford. Gift of the Edison Pioneers.

Material

Wood (Plant material)
Brass (Alloy)
Copper (Metal)

Dimensions

Height: 1.75 in
Width: 4.5 in
Length: 12.25 in