Document Type and Number:
Japanese Patent JPS4933038
Kind Code:
Y1
Application Number:
JP21777069U
Publication Date:
September 06, 1974
Filing Date:
December 27, 1969
Export Citation:
International Classes:
A63B33/00; B63C11/12; B63C11/14; (IPC1-7): B63C11/14; B63C11/12