# Louis Nielsen

> Danish optician

**Wikidata**: [Q83294174](https://www.wikidata.org/wiki/Q83294174)  
**Source**: https://4ort.xyz/entity/louis-nielsen


## References

1. [Source](https://finans.dk/erhverv/ECE11888169/grundlaeggeren-af-optikerkaeden-louis-nielsen-er-doed/?ctxref=ext)
2. [Source](https://www.dr.dk/nyheder/penge/grundlaegger-af-optikerkaeden-louis-nielsen-er-dod)