Title:
掘削機
Document Type and Number:
Japanese Patent JP4575877
Kind Code:
B2
Inventors:
Toshihiro Kitahara
Takujiro Igarashi
Takujiro Igarashi
Application Number:
JP2005343179A
Publication Date:
November 04, 2010
Filing Date:
November 29, 2005
Export Citation:
Assignee:
Toa Tone Bowling Co., Ltd.
International Classes:
E21B7/00
Domestic Patent References:
| JP60107193U | ||||
| JP52072302U | ||||
| JP52105602A | ||||
| JP10176477A |
Attorney, Agent or Firm:
Yoshikazu Ishii