McVitie Weston valve collection, Mullard valve, type 164V
- maker:
- Mullard Limited
Mullard valve, type 164V, marked Dummy ZB, (RMW/F47 - McVitie Weston number), by Mullard Limited.
Mullard valve, type 164V, marked Dummy ZB, (RMW/F47 - McVitie Weston number), by Mullard Limited.