Title:
横坑構築方法および横坑構築装置
Document Type and Number:
Japanese Patent JP4034481
Kind Code:
B2
Inventors:
Yutaka Kashima
Norio Kondo
Katsumitsu Miyazawa
Norio Kondo
Katsumitsu Miyazawa
Application Number:
JP23515899A
Publication Date:
January 16, 2008
Filing Date:
August 23, 1999
Export Citation:
Assignee:
Taiho Construction Co., Ltd.
International Classes:
E21D9/04; E21D9/06; E21D9/12; E21D11/40
Domestic Patent References:
| JP56119096A | ||||
| JP11050779A | ||||
| JP5287983A | ||||
| JP53064930A | ||||
| JP6173246A | ||||
| JP59192999U |
Attorney, Agent or Firm:
Michio Takayama