North London Valve Company Limited
- occupation:
- Manufacturer
In 'British Radio Valves' vintage years 1904-1924" is published: The North London Valve Co. (Autoveyors, Leo the Lion, Lion and Melodyne)
In 'British Radio Valves' vintage years 1904-1924" is published: The North London Valve Co. (Autoveyors, Leo the Lion, Lion and Melodyne)
