Document Type and Number:
Japanese Patent JPH0150792
Kind Code:
B2
Inventors:
YOSHIDA KUNIHIKO
Application Number:
JP17622181A
Publication Date:
October 31, 1989
Filing Date:
November 02, 1981
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
F16K1/00; F16K11/07; F16K31/06; F16K39/02
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