Document Type and Number:
Japanese Patent JPH057563
Kind Code:
B2
Inventors:
TANAKA YASUO
IZUMI EIKI
ISHIZUKA KATSUAKI
IZUMI EIKI
ISHIZUKA KATSUAKI
Application Number:
JP21917585A
Publication Date:
January 29, 1993
Filing Date:
October 03, 1985
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
F04B49/00; F15B9/09
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