Document Type and Number:
Japanese Patent JPS4949742
Kind Code:
A
Application Number:
JP9303272A
Publication Date:
May 14, 1974
Filing Date:
September 14, 1972
Export Citation:
International Classes:
G09B9/04; A63B69/18; A63F9/14; A63H33/30; G09B9/02; G09B9/048; (IPC1-7): A63F9/14