McVitie Weston valve collection, Mullard valve, type PM22C
- Made:
- 1935
- maker:
- Mullard Limited
Mullard valve, type PM22C, marked DUMMY, pinched marked 125, (RMW/Y254 - McVitie Weston number), by Mullard Limited, 1935.
Mullard valve, type PM22C, marked DUMMY, pinched marked 125, (RMW/Y254 - McVitie Weston number), by Mullard Limited, 1935.