Title:
【発明の名称】トンネルにおける避難誘導設備
Document Type and Number:
Japanese Patent JP2741246
Kind Code:
B2
Inventors:
Kaneko Masao
Uchiyama Jun
Yoji Matsuzaki
Uchiyama Jun
Yoji Matsuzaki
Application Number:
JP12897189A
Publication Date:
April 15, 1998
Filing Date:
May 24, 1989
Export Citation:
Assignee:
Nomi Disaster Prevention Co., Ltd.
International Classes:
E21F11/00; A62C3/02; A62C27/00; E21F17/02; E21F17/18; (IPC1-7): E21F11/00
Attorney, Agent or Firm:
Ichiki Masanobu