# U-404

> 1941 Type VIIC submarine

**Wikidata**: [Q14623219](https://www.wikidata.org/wiki/Q14623219)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/German_submarine_U-404)  
**Source**: https://4ort.xyz/entity/u-404


## References

1. The Submarine War, 1939-1945
2. [Source](https://uboat.net/technical/shipyards/danziger.htm)
3. [Source](http://www.ubootarchiv.de/ubootwiki/index.php/U_404)
4. [Source](https://uboat.net/boats/u404.htm)
5. [Source](https://www.uboat.net/boats/u404.htm)
6. [Source](http://www.ubootarchiv.de/ubootwiki/index.php/Otto_von_Bülow)