# Heinrich Daniel Ruhmkorff

> German inventor (1803-1877)

**Wikidata**: [Q60992](https://www.wikidata.org/wiki/Q60992)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Heinrich_Daniel_Ruhmkorff)  
**Source**: https://4ort.xyz/entity/heinrich-daniel-ruhmkorff


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Catalog of the German National Library
4. Virtual International Authority File
5. Léonore database
6. Encyclopædia Britannica Online
7. SNAC
8. Brockhaus Enzyklopädie
9. BnF authorities
10. Freebase Data Dumps. 2013
11. catalogo.beniculturali.it