Document Type and Number:
Japanese Patent JPH0312218
Kind Code:
B2
Inventors:
NAGASE KAZUHIKO
Application Number:
JP15886581A
Publication Date:
February 19, 1991
Filing Date:
October 07, 1981
Export Citation:
Assignee:
RAILWAY TECHNICAL RES INST
International Classes:
F02D41/40; F02D31/00
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