McVitie Weston valve collection, Hivac valve, type VP216
- Made:
- London
- maker:
- Hivac Limited
Hivac valve, type VP216, copper metallizing, (RMW/Y328 - McVitie Weston number), made by Hivac Limited, aka the High Vacuum Valve Company, London.
Hivac valve, type VP216, copper metallizing, (RMW/Y328 - McVitie Weston number), made by Hivac Limited, aka the High Vacuum Valve Company, London.