Sujet

United States Patent office workers looking through collection of over 2,000,000 patents circa 1940 .

Légende

United States Patent office workers looking through collection of over 2,000,000 patents circa 1940

Crédit

Photo12/UIG/HUM Images

Notre référence

UMG21A22_025

Model release

Non

Property release

Non

Licence

Droits gérés

Format disponible

45,2Mo (1,6Mo) / 37,9cm x 29,9cm / 4474 x 3532 (300dpi)

Mots clés

archival historical vintage history early 20th century images early 20th century photos early 1900s news photo early 1900s news photos early 20th century news photo early 20th century news images historical patent office archival patent office vintage U.S. Patent office historical U.S. Patent office patent office workers patent office files patent office file room