Document Type and Number:
Japanese Patent JPH0412527
Kind Code:
Y2
Application Number:
JP584787U
Publication Date:
March 26, 1992
Filing Date:
January 19, 1987
Export Citation:
International Classes:
G09B19/02; A63H18/02; (IPC1-7): G09B19/02; A63H18/02
Next Patent: JPH0412528