Title:
トンネル換気設備
Document Type and Number:
Japanese Patent JP4476537
Kind Code:
B2
Inventors:
Hiroyuki Tokimoto
Toshihiro Koyama
Hiroyuki Ohashi
Yoshihiro Yamada
Toshiro Adachi
Toshihiro Koyama
Hiroyuki Ohashi
Yoshihiro Yamada
Toshiro Adachi
Application Number:
JP2002175675A
Publication Date:
June 09, 2010
Filing Date:
June 17, 2002
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
E21F1/00
Domestic Patent References:
| JP10184298A | ||||
| JP4198599A | ||||
| JP2000073699A |
Attorney, Agent or Firm:
Takehana Kikuo
Hiroshi Uji
Hiroshi Uji