Document Type and Number:
Japanese Patent JPS5433691
Kind Code:
Y2
Application Number:
JP11297775U
Publication Date:
October 17, 1979
Filing Date:
August 14, 1975
Export Citation:
International Classes:
E04B2/74; B63B29/02; E04B2/58; E04B2/78; (IPC1-7): E04B2/78; B63B29/02