Title:
【考案の名称】アースドリル
Document Type and Number:
Japanese Patent JPH0738460
Kind Code:
Y2
More Like This:
Inventors:
Yuichi Imaeda
Norio Murate
Norio Murate
Application Number:
JP5374593U
Publication Date:
September 06, 1995
Filing Date:
October 04, 1993
Export Citation:
Assignee:
Nippon Vehicle Manufacturing Co., Ltd.
International Classes:
E21B11/00; E21B15/00; (IPC1-7): E21B11/00; E21B15/00
Domestic Patent References:
| JP1137390B | ||||
| JP62176284B | ||||
| JPH0447275U | ||||
| JPH0738460U |
Attorney, Agent or Firm:
Kazuhiko Kido (1 person outside)
Next Patent: 掘削用発破穴削孔機