# Thomas Ewing III

> Commissioner of the US Patent Office (1862–1942)

**Wikidata**: [Q7789409](https://www.wikidata.org/wiki/Q7789409)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Thomas_Ewing_III)  
**Source**: https://4ort.xyz/entity/thomas-ewing-iii


## References

1. Find a Grave
2. SNAC