Title:
コア採取装置及びコア支持用バケット
Document Type and Number:
Japanese Patent JP5305522
Kind Code:
B2
Inventors:
Hidetoshi Sudani
Application Number:
JP2009173134A
Publication Date:
October 02, 2013
Filing Date:
July 24, 2009
Export Citation:
Assignee:
Core Co., Ltd.-Pack
International Classes:
E21B25/00; E02D1/04
Domestic Patent References:
| JP10046562A | ||||
| JP1161129A | ||||
| JP39032039Y1 |
Attorney, Agent or Firm:
Yoshinori Hirata
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