Title:
シールド掘進機のエレクタ装置およびセグメント組立方法
Document Type and Number:
Japanese Patent JP4679472
Kind Code:
B2
Inventors:
Yokoyama Mitsuhisa
Application Number:
JP2006234693A
Publication Date:
April 27, 2011
Filing Date:
August 31, 2006
Export Citation:
Assignee:
Hitachi Zosen Corporation
International Classes:
E21D11/40
Domestic Patent References:
| JP5248191A | ||||
| JP6018499U | ||||
| JP2000008795A |
Attorney, Agent or Firm:
Yoshihiro Morimoto
Toshiji Sasahara
Yohei Harada
Toshiji Sasahara
Yohei Harada