Talk:Carbon button lamp
 | This article has not yet been rated on Wikipedia's content assessment scale. It is of interest to the following WikiProjects: | ||||||||||
| |||||||||||
was this lamp ever build or has tesla only talked about this idea?
- Lab demo only, as much as I've read. No commercial importance. --Wtshymanski (talk) 15:42, 4 February 2013 (UTC)