# Waldo Semon

> American inventor (1898–1999)

**Wikidata**: [Q7961585](https://www.wikidata.org/wiki/Q7961585)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Waldo_Semon)  
**Source**: https://4ort.xyz/entity/waldo-semon


## References

1. [Source](https://www.rubbernews.com/article/20150713/NEWS/307139972/charles-goodyear-medalists-1941-2015)
2. [Source](https://www.fi.edu/en/laureates/waldo-l-semon)
3. National Inventors Hall of Fame
4. [Source](https://achievement.org/our-history/golden-plate-awards/all-honorees/)
5. Virtual International Authority File
6. Faceted Application of Subject Terminology
7. Encyclopædia Britannica Online
8. SNAC
9. Semon, Waldo Lonsbury (10 September 1898–26 May 1999), research chemist who invented malleable synthetic compounds, including polyvinyl chloride (PVC), commonly known as "vinyl"