Document Type and Number:
Japanese Patent JPS6128558
Kind Code:
B2
Inventors:
OOYAMA TOSHIO
Application Number:
JP15167678A
Publication Date:
July 01, 1986
Filing Date:
December 08, 1978
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B63H21/20; B63H23/18; B63J3/02