Document Type and Number:
Japanese Patent JPS5550121
Kind Code:
B2
Application Number:
JP6913478A
Publication Date:
December 16, 1980
Filing Date:
June 08, 1978
Export Citation:
International Classes:
B60Q7/00; E01F9/00; E01F9/604; F21L13/00; F21L14/04; F21S2/00; F21V17/10; F21V31/03