# Waldo Semon

> Waldo Lonsbury Semon was an American inventor born in Demopolis, Alabama. He is credited with inventing methods for making polyvinyl chloride useful.

*American inventor (1898–1999)*

**Canonical URL:** https://fame.am/person/waldo-semon

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** United States
- **Born:** 1898-09-10
- **Died:** 1999-05-26
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 44.6 / 100
- **Momentum:** 8.5 / 100  (trend: RISING)
- **Historical depth:** 8.5 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 55.0 / 100
- **Profile completeness:** 70.0 / 100

## Sources
- [Семон, Уолдо](https://ru.wikipedia.org/wiki/%D0%A1%D0%B5%D0%BC%D0%BE%D0%BD%2C_%D0%A3%D0%BE%D0%BB%D0%B4%D0%BE)
- [والدو سمون](https://azb.wikipedia.org/wiki/%D9%88%D8%A7%D9%84%D8%AF%D9%88_%D8%B3%D9%85%D9%88%D9%86)
- [Waldo Semon](https://en.wikipedia.org/wiki/Waldo_Semon)
- [Waldo Semon](https://eo.wikipedia.org/wiki/Waldo_Semon)
- [والدو سمون](https://fa.wikipedia.org/wiki/%D9%88%D8%A7%D9%84%D8%AF%D9%88_%D8%B3%D9%85%D9%88%D9%86)
- [Ուալդո Սեմոն](https://hy.wikipedia.org/wiki/%D5%88%D6%82%D5%A1%D5%AC%D5%A4%D5%B8_%D5%8D%D5%A5%D5%B4%D5%B8%D5%B6)
- [Waldo Semon](https://it.wikipedia.org/wiki/Waldo_Semon)
- [Waldo Semon](https://oc.wikipedia.org/wiki/Waldo_Semon)
- [Waldo Semon](https://pl.wikipedia.org/wiki/Waldo_Semon)
- [Waldo Semon](https://pt.wikipedia.org/wiki/Waldo_Semon)
- [Wikidata](https://www.wikidata.org/wiki/Q7961585)

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