Document Type and Number:
Japanese Patent JPS4821811
Kind Code:
Y1
Application Number:
JP3707970U
Publication Date:
June 25, 1973
Filing Date:
April 18, 1970
Export Citation:
International Classes:
A63B55/60; B62B3/00; B62B3/02; (IPC1-7): A63B55/08; B62B3/02