Sujet
Patent Office employee pointing to copies of first patent granted after 1836 when patent laws were rewritten circa 1940.
Légende
Patent Office employee pointing to copies of first patent granted after 1836 when patent laws were rewritten circa 1940
Crédit
Photo12/UIG/HUM Images
Notre référence
UMG21A22_023
Model release
Non
Property release
Non
Licence
Droits gérés
Format disponible
48,4Mo (1,9Mo) / 38,8cm x 31,2cm / 4588 x 3687 (300dpi)