Document Type and Number:
Japanese Patent JPS56143718
Kind Code:
U
Application Number:
JP4187280U
Publication Date:
October 29, 1981
Filing Date:
March 28, 1980
Export Citation:
International Classes:
F21V5/04; F21S8/10; F21V7/06; F21V13/04; G02B17/08; (IPC1-7): F21V13/04; F21Q1/00; F21V5/04; F21V7/06