Process of Extracting Gold from Sulphide Ores, May 10, 1892

Item

Title
Process of Extracting Gold from Sulphide Ores, May 10, 1892
Author
Thomas A. Edison
Date Executed
1888-09-12
Date Filed
1888-09-20
Date Issued
1892-05-10
Type
Patent Issued
Subject
Mining and Ore Milling
Document ID
PAT474591
Has Format
https://iiif.archive.org/iiif/edisonpatent474591/manifest.json
Rights
Edison's patents are in the public domain and have been made available through the generosity of David Kovanen.
Publisher
The Thomas A. Edison Papers
Related Materials
Item Set PT032ABE-F