Title:
係合構造およびロックボルト施工方法
Document Type and Number:
Japanese Patent JP4059123
Kind Code:
B2
Inventors:
Kazuyoshi Nakamura
Takeshi Hayashi
Hitoya Hisada
Takeshi Hayashi
Hitoya Hisada
Application Number:
JP2003087592A
Publication Date:
March 12, 2008
Filing Date:
March 27, 2003
Export Citation:
Assignee:
Mitsubishi Materials Corporation
International Classes:
E21D20/00
Domestic Patent References:
| JP10184296A | ||||
| JP4128417A | ||||
| JP2549062B2 |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Masakazu Aoyama
Akihiko Eguchi
Hideyuki Sugiura
Yasuhiko Murayama
Noriko Yanai
Tadashi Takahashi
Masakazu Aoyama
Akihiko Eguchi
Hideyuki Sugiura
Yasuhiko Murayama
Noriko Yanai