Document Type and Number:
Japanese Patent JPS5238946
Kind Code:
Y2
Application Number:
JP12207172U
Publication Date:
September 03, 1977
Filing Date:
October 20, 1972
Export Citation:
International Classes:
G09F13/02; F21S2/00; F21S8/10; G01D11/28; G09F13/00; G09F13/28; (IPC1-7): G09F13/00; G01D11/28; G09F13/28