Document Type and Number:
Japanese Patent JPH0181692
Kind Code:
U
Application Number:
JP17717987U
Publication Date:
May 31, 1989
Filing Date:
November 20, 1987
Export Citation:
International Classes:
G09F15/00; F16B47/00; G09F7/18; (IPC1-7): G09F15/00; F16B47/00; G09F7/18
Next Patent: JPH0181693