Title:
CIRCULAR FLUORESCENT LAMP
Document Type and Number:
Japanese Patent JPS51117485
Kind Code:
A
Abstract:
PURPOSE: To prevent blackening at end of tube of fluorescent lamp by providing the lamp with mercury supply element in the vicinity of electrode to supply mercury and activate getter.
Inventors:
WATANABE HIROSHI
OONO HIROSHI
OONO HIROSHI
Application Number:
JP4237575A
Publication Date:
October 15, 1976
Filing Date:
April 09, 1975
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H01J9/395; H01J7/20; H01J9/38; (IPC1-7): H01J9/38