Document Type and Number:
Japanese Patent JPS57136400
Kind Code:
U
Application Number:
JP2276481U
Publication Date:
August 25, 1982
Filing Date:
February 21, 1981
Export Citation:
International Classes:
A63H18/14; A63H17/00; A63H33/26; (IPC1-7): A63H17/00; A63H33/26