Title:
削孔装置および削孔装置の製造方法
Document Type and Number:
Japanese Patent JP5602141
Kind Code:
B2
Inventors:
コソビッチ, John
Application Number:
JP2011527763A
Publication Date:
October 08, 2014
Filing Date:
September 17, 2009
Export Citation:
Assignee:
JFK Equipment Limited JFK EQUIPMENT LIMITED
International Classes:
E21B4/14; E21B6/02; E21B17/03; E21B17/04; E21B17/18; E21B21/12
Attorney, Agent or Firm:
Hironori Onda
Makoto Onda
Jun Honda
Makoto Onda
Jun Honda