Document Type and Number:
Japanese Patent JPS5268296
Kind Code:
U
Application Number:
JP15550075U
Publication Date:
May 20, 1977
Filing Date:
November 14, 1975
Export Citation:
International Classes:
G06K13/07; G06K13/077; G07D1/00; G07F7/08; G07F9/00; (IPC1-7): G07F9/00