Document Type and Number:
Japanese Patent JPS54181492
Kind Code:
U
Application Number:
JP8043778U
Publication Date:
December 22, 1979
Filing Date:
June 14, 1978
Export Citation:
International Classes:
B63B5/14; B63B5/16; B63B5/22; (IPC1-7): B63B5/22; B63B5/16