Document Type and Number:
Japanese Patent JPS6215832
Kind Code:
B2
Inventors:
SONE HIROHISA
Application Number:
JP15989279A
Publication Date:
April 09, 1987
Filing Date:
December 10, 1979
Export Citation:
Assignee:
CASIO COMPUTER CO LTD
International Classes:
G04G9/08; G04G11/00; G04G99/00; G06C3/00