Title:
【発明の名称】トンネル掘削装置
Document Type and Number:
Japanese Patent JP2767228
Kind Code:
B2
Inventors:
TAKAMORI SADAHIKO
KASUYA TADANORI
NABETA KUNIO
KASUYA TADANORI
NABETA KUNIO
Application Number:
JP6913596A
Publication Date:
June 18, 1998
Filing Date:
February 29, 1996
Export Citation:
Assignee:
MAEDA KENSETSU KOGYO KK
International Classes:
E21D9/00; E21B7/02; E21B15/00; E21B19/08; E21D9/10; E21D11/10; (IPC1-7): E21D9/00; E21C11/02; E21D9/10; E21D11/10
Domestic Patent References:
| JP59203197A | ||||
| JP270889A | ||||
| JP533585A | ||||
| JP6280476A | ||||
| JP6280478A |
Attorney, Agent or Firm:
Fujii Minoru