The tin can beverage openers designers
I progettisti dell’apertura delle lattine di bibite
Mikola Kondakow 1956 pull tab [Canada patent 476789]
Ermal Cleon Fraze 1963 ring pull (Uk) / rimple (Usa) [Usa Patent 3.349.949]:
Iron City Beer (Iron City Brewing Company + Alcoa)
Daniel F. Cudzik / Reynolds Metals 1975 stay-tabs (MoMA collection)
Resealable cans