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[NS79AAE1], Patent Caveat, Thomas Alva Edison, February 9th, 1879

Title: [NS79AAE1], Patent Caveat, Thomas Alva Edison, February 9th, 1879
Editor's Notes: Caveat various metals and coatings, double globe, heating while exhausting in vacuum to drive off gases
Author: Edison, Thomas Alva
Date: 1879-02-09
Type: Patent Caveat
Subject: Metals and minerals; Incandescent lamp; Vacuum and glass bulb
Folder ID: NS79-F
Microfilm ID: 44:988
Document ID: NS79AAE1
URL: https://edisondigital.rutgers.edu/document/NS79AAE1
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Has Version: Archive.org Viewer, Microfilm Series Reel 44
License: CC0 1.0 Universal