# arithmometer

> digital mechanical calculator

**Wikidata**: [Q669329](https://www.wikidata.org/wiki/Q669329)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Arithmometer)  
**Source**: https://4ort.xyz/entity/arithmometer


## References

1. [Source](https://www.proantic.com/en/display.php?mode=obj&id=249157)
2. [Source](http://www.computinghistory.org.uk/det/5931/The-Arithmometer-was-the-first-commercially-successful-mechanical-calculator-patented/)
3. Freebase Data Dumps. 2013