Document Type and Number:
Japanese Patent JPS62203336
Kind Code:
U
Application Number:
JP9221186U
Publication Date:
December 25, 1987
Filing Date:
June 17, 1986
Export Citation:
International Classes:
B63B29/02; E04F15/18; E04F15/20; G10K11/16; (IPC1-7): E04F15/18; B63B29/02; G10K11/16