Title:
【発明の名称】開放型シールド機
Document Type and Number:
Japanese Patent JP3440252
Kind Code:
B1
Inventors:
Mitsuhiko Ota
Nobuaki Kobayashi
Kotaro Kobayashi
Nobuaki Kobayashi
Kotaro Kobayashi
Application Number:
JP2002102622A
Publication Date:
August 25, 2003
Filing Date:
April 04, 2002
Export Citation:
Assignee:
Taisei Corporation
International Classes:
E21D9/06; E02D29/05; (IPC1-7): E21D9/06
Domestic Patent References:
| JP2001107683A | ||||
| JP10292771A | ||||
| JP5280628A | ||||
| JP454794B2 | ||||
| JP4718468B1 |
Attorney, Agent or Firm:
Sakuo Yamaguchi (2 outside)
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