Document Type and Number:
Japanese Patent JPH0226691
Kind Code:
B2
Inventors:
MANAKA TOSHIO
ATAGO TAKESHI
ATAGO TAKESHI
Application Number:
JP10938481A
Publication Date:
June 12, 1990
Filing Date:
July 15, 1981
Export Citation:
Assignee:
HITACHI LTD
International Classes:
F02D9/02; F02D31/00; F16K31/06
Next Patent: JPH0226692