Document Type and Number:
Japanese Patent JPS5213934
Kind Code:
B2
More Like This:
JPS5289919 | AURALLY AND VISUALLY DISPLAYING UNIT |
JPS54107342 | TALKIE SLIDE |
Application Number:
JP11345272A
Publication Date:
April 18, 1977
Filing Date:
November 14, 1972
Export Citation:
International Classes:
G03B31/06; G03B31/00