Patent Model of Edison's Duplex Telegraph Improvement, 1875

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Artifact Overview

Artifact Details

Artifact

Model (Patent)

Date Made

circa 1873

Subject Date

1875

Creators

Place of Creation

Creator Notes

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

Location

at Greenfield Village in Menlo Park Laboratory

Object ID

29.1980.1353.1

Credit

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

Material

Wood (Plant material)
Brass (Alloy)

Dimensions

Height: 3.25 in
Width: 5.5 in
Length: 9 in

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