Title:
地盤調査ロッド用ビット装置および地盤調査方法
Document Type and Number:
Japanese Patent JP5560380
Kind Code:
B1
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Inventors:
Hiroshi Miyazaki
Application Number:
JP2014013003A
Publication Date:
July 23, 2014
Filing Date:
January 28, 2014
Export Citation:
Assignee:
みらい, Inc. technical research center
International Classes:
E02D1/02
Domestic Patent References:
JPH08318342A | 1996-12-03 | |||
JP3136057U | 2007-10-11 | |||
JP3166459U | 2011-03-03 | |||
JPH08318342A | 1996-12-03 |
Attorney, Agent or Firm:
A patent business corporation Watanuki international patent and a trademark office