Title:
【発明の名称】水平ボーリングマシン
Document Type and Number:
Japanese Patent JPH0814230
Kind Code:
B2
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Inventors:
Kikuo Naganari
Tomoko Seko
Tomoko Seko
Application Number:
JP21229991A
Publication Date:
February 14, 1996
Filing Date:
August 23, 1991
Export Citation:
Assignee:
Saners Co., Ltd.
Nippon Construction Machinery Trading Co., Ltd.
Nippon Construction Machinery Trading Co., Ltd.
International Classes:
E02D3/12; E21B7/02; E21B7/04; E21B15/00; E21B19/08; (IPC1-7): E21B7/04; E02D3/12; E21C11/00
Domestic Patent References:
| JP3260214A |
Attorney, Agent or Firm:
Tamio Nishiwaki
Next Patent: 曲管の地中推進敷設工法及び掘削装置