Document Type and Number:
Japanese Patent JPS57158111
Kind Code:
U
Application Number:
JP4451381U
Publication Date:
October 04, 1982
Filing Date:
March 31, 1981
Export Citation:
International Classes:
F21V1/14; F21V13/02; F21V33/00; (IPC1-7): F21V1/14; F21S1/12; F21V13/02