[NE1695057], Patent Caveat, Thomas Alva Edison, September 13th, 1878

Item

Abstract

Extension of caveat for electric light spirals--the actual caveat to which this is an extension begins fr. 376, it might be dated as 8 Sept as the drawings on fr. 7:813 EL designs 9-12 may be from this caveat

Date

1878-09-13

Decade

1870-1879

Identifier

NE1695057

Folder Set

NE1695

Title

[NE1695057], Patent Caveat, Thomas Alva Edison, September 13th, 1878

Microfilm ID

3:380

Publisher

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