parallel rulers
Sign in to savedrafting instrument used to draw parallel lines
Wikidata facts
- Subclass of
- ruler
- Image
- Parallel-rule.jpg
Show 4 more facts
- start time
- 1584-00-00
- discoverer or inventor
- Fabrizio Mordente
- used by
- design engineer
- Commons category
- Parallel rulers
Sources (2)
via Wikidata · CC0
Available in 9 languages
via Wikidata sitelinks · CC0