# Marconi-Osram Valve

> former British manufacturer of vacuum tubes

**Wikidata**: [Q6757777](https://www.wikidata.org/wiki/Q6757777)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Marconi-Osram_Valve)  
**Source**: https://4ort.xyz/entity/marconi-osram-valve