jatar_k - 6:24 pm on Nov 16, 2002 (gmt 0) [edited by: jatar_k at 6:25 pm (utc) on Nov. 16, 2002]
this is my guess
In 1891, Samuel O'Riely patented the first electric tattooing machine. It was based on Edison's electric pen which punctured paper with a needle point. The basic design with moving coils, a tube and a needle bar, are the components of today's tattoo gun.
[edited by: jatar_k at 6:25 pm (utc) on Nov. 16, 2002]