Title:
【発明の名称】作業機械の油圧回路
Document Type and Number:
Japanese Patent JP2721383
Kind Code:
B2
Inventors:
SUGYAMA GENROKU
HIRATA TOICHI
HIRATA TOICHI
Application Number:
JP3120589A
Publication Date:
March 04, 1998
Filing Date:
February 13, 1989
Export Citation:
Assignee:
HITACHI KENKI KK
International Classes:
F15B11/00; E02F3/43; E02F9/22; F15B11/05; (IPC1-7): E02F9/22; F15B11/00; F15B11/05
Domestic Patent References:
| JP5985046A | ||||
| JP63186004A | ||||
| JP5621602U |
Attorney, Agent or Firm:
Kenjiro Take