Title:
カウンタバランス弁を有する油圧回路およびクレーン
Document Type and Number:
Japanese Patent JP4017812
Kind Code:
B2
Inventors:
Akira Nakayama
Teruo Igarashi
Teruo Igarashi
Application Number:
JP2000217355A
Publication Date:
December 05, 2007
Filing Date:
July 18, 2000
Export Citation:
Assignee:
Hitachi Construction Machinery Co., Ltd.
International Classes:
B66C13/20; F15B11/00; B66D1/44
Domestic Patent References:
| JP6159318A | ||||
| JP10077660A | ||||
| JP7167108A | ||||
| JP6159316A | ||||
| JP3079803A | ||||
| JP11199181A | ||||
| JP8068402A | ||||
| JP4078372U |
Attorney, Agent or Firm:
Fuyuki Nagai