Patent · US Expired

Three way gas discharge lamp

US4958102A · kind A · utility

3Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1987
Grant dateSep 18, 1990
Priority date
Expiry dateNov 4, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/70
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A three way lamp having two gas discharge light tubes mounted on the same housing having three terminals arranged thereon as provided on a three-way incandescent lamp.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.