Hand's free telephone designed by John P. McDermott, No.231, 599. Patented August 24, 1880. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Science Source |
Taille de l’image : | 3465 px × 3900 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |