Document Type and Number:
Japanese Patent JPS5024201
Kind Code:
Y1
Application Number:
JP10590370U
Publication Date:
July 21, 1975
Filing Date:
October 24, 1970
Export Citation:
International Classes:
G03B27/16; F21V8/00; G03B27/54; G03G15/00; G03G15/04; G03G15/043; G03G21/00; (IPC1-7): G03B27/16; F21Q3/00; G03B27/54; G03G15/00