[PT032ACA1], Technical Note, Thomas Alva Edison, May 10th, 1889

Item

Abstract

9 page patent application draft labeled "US patent, Soak" Begins as follows: The object of this invention is to improve the methodsd of separating magnetic ores where the valuable maerial is either magnetic or non magnetic or both. [the file wrapper indicates that it was filed 890807 and after amendement it was allowed on 93070 but that Edison decided to forfeit it - might be worth seeing how it relates to caveat 114]

Mentions

Date

1889-05-10

Decade

1880-1889

Identifier

PT032ACA1

Folder Set

PT032ACA

Title

[PT032ACA1], Technical Note, Thomas Alva Edison, May 10th, 1889

Microfilm ID

114:762

Publisher

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