Document Type and Number:
Japanese Patent JPS5614153
Kind Code:
Y2
Application Number:
JP5486176U
Publication Date:
April 02, 1981
Filing Date:
April 30, 1976
Export Citation:
International Classes:
B63B15/00; B63B1/32; B63B3/14; B63B29/02; B63B29/12; (IPC1-7): B63B3/14