# Johan Patrik Ljungström

> Swedish jeweler, inventor, and underwater diving pioneer

**Wikidata**: [Q59850693](https://www.wikidata.org/wiki/Q59850693)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Johan_Patrik_Ljungström)  
**Source**: https://4ort.xyz/entity/johan-patrik-ljungstr-m


## References

1. Geni.com