# HS.404

> 20 mm autocannon

**Wikidata**: [Q1620698](https://www.wikidata.org/wiki/Q1620698)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hispano-Suiza_HS.404)  
**Source**: https://4ort.xyz/entity/hs-404


## References

1. Freebase Data Dumps. 2013