Document Type and Number:
Japanese Patent JPS5681757
Kind Code:
U
Application Number:
JP16424979U
Publication Date:
July 02, 1981
Filing Date:
November 29, 1979
Export Citation:
International Classes:
A63B65/02; A63B63/00; A63B65/00; A63B65/10; (IPC1-7): A63B65/00