Document Type and Number:
Japanese Patent JPH029998
Kind Code:
B2
Inventors:
MATSUMOTO NORIHIRO
INNAMI MASATAKA
INNAMI MASATAKA
Application Number:
JP11929081A
Publication Date:
March 06, 1990
Filing Date:
July 31, 1981
Export Citation:
Assignee:
NIPPON KOKAN KK
International Classes:
B63H3/10; B63H21/21; B63H21/22; F02D29/02
Next Patent: JPH029999