Document Type and Number:
Japanese Patent JPS5487871
Kind Code:
U
Application Number:
JP16292977U
Publication Date:
June 21, 1979
Filing Date:
December 05, 1977
Export Citation:
International Classes:
G09B15/04; A63B5/00; A63H5/00; G09B15/00; G10H5/00; (IPC1-7): A63B5/18; A63H5/00; G09B15/00; G10H5/00