Title:
さく岩機の支持機構
Document Type and Number:
Japanese Patent JP4738616
Kind Code:
B2
Inventors:
Hiroyuki Abe
Susumu Murakami
Susumu Murakami
Application Number:
JP2001091062A
Publication Date:
August 03, 2011
Filing Date:
March 27, 2001
Export Citation:
Assignee:
Furukawa Metal Co., Ltd.
International Classes:
E21B7/02; E21B15/00; B28D1/14; B28D1/26; E21B19/08
Domestic Patent References:
| JP2000054776A | ||||
| JP6081571A | ||||
| JP6004192U |
Attorney, Agent or Firm:
Tetsuya Mori
Yoshiaki Naito
Hide Tanaka Tetsu
Tadayuki Miyazaki
Yoshiaki Naito
Hide Tanaka Tetsu
Tadayuki Miyazaki