safety lamp
Sign in to saveAlso known as mine safety lamp
any of several types of lamp that provides illumination in coal mines
Wikidata facts
- Image
- Allgemeiner Harz-Berg-Kalender 1920 S.25 Grubenlampe.svg
Show 2 more facts
- time of discovery or invention
- 1812-00-00
- Commons category
- Safety lamps
Sources (2)
via Wikidata · CC0