Document Type and Number:
Japanese Patent JPH0418161
Kind Code:
B2
Inventors:
ISHIZUKA KATSUAKI
TANAKA YASUO
IZUMI EIKI
TANAKA YASUO
IZUMI EIKI
Application Number:
JP6388885A
Publication Date:
March 27, 1992
Filing Date:
March 29, 1985
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
F15B9/09
Next Patent: JPH0418162