Title:
トンネル掘進機
Document Type and Number:
Japanese Patent JP4918110
Kind Code:
B2
More Like This:
Inventors:
Muranishi Masaki
Tetsuo Ando
Tetsuo Ando
Application Number:
JP2009063323A
Publication Date:
April 18, 2012
Filing Date:
March 16, 2009
Export Citation:
Assignee:
KOMATSU LTD.
Kumagai Gumi Co., Ltd.
Kumagai Gumi Co., Ltd.
International Classes:
E21D9/06
Domestic Patent References:
| JP61075197A | ||||
| JP2000110489A | ||||
| JP5106392A | ||||
| JP8170489A |
Attorney, Agent or Firm:
Tsutomu Inoue