Title:
拡大シールド掘削装置
Document Type and Number:
Japanese Patent JP3559089
Kind Code:
B2
Inventors:
Yoshio Tashiro
Yasuo Kasai
Yasuo Kasai
Application Number:
JP5138795A
Publication Date:
August 25, 2004
Filing Date:
March 10, 1995
Export Citation:
Assignee:
MAEDA CORPORATION
Maeda Manufacturing Co., Ltd.
Maeda Manufacturing Co., Ltd.
International Classes:
E21D9/06; F16L1/024; (IPC1-7): E21D9/06
Domestic Patent References:
| JP6288175A | ||||
| JP6235293A | ||||
| JP63053358B2 |
Attorney, Agent or Firm:
Tsutomu Toyama
Hidemi Matsukura
Yutaka Nagata
Hidemi Matsukura
Yutaka Nagata