Document Type and Number:
Japanese Patent JPS56141697
Kind Code:
U
Application Number:
JP4111880U
Publication Date:
October 26, 1981
Filing Date:
March 27, 1980
Export Citation:
International Classes:
G04G13/00; A63H3/28; A63H3/33; A63H5/00; G04G13/02; (IPC1-7): A63H3/28; A63H5/00