Lava Lamp

==Display Device==
===1963–196?===
The Lava Lamp was first referred to as simply "Display Device" in the original patent.
==Astro==
===196?–19??===
==Lava Lamp==
===19??–present===
Category:Mathmos
Category:Lighting
Category:Brands
Category:United Kingdom
Category:1960s
Category:1968