
Sujet
A regenerative x-ray tube, which by two lightbulbs, allowed a more efficient vacuum to be created
Légende
Engraving depicting a regenerative x-ray tube, which by two lightbulbs, allowed a more efficient vacuum to be created. Dated 19th Century
Date
19e siècle
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP23A15_431
Licence
Droits gérés
Format disponible
60,0Mo (4,0Mo) / 22,1cm x 68,0cm / 2610 x 8036 (300dpi)