Title:
切り継ぎ用ボーリングロッドの運搬用台車
Document Type and Number:
Japanese Patent JP4381851
Kind Code:
B2
Inventors:
Keisuke Tsutsui
Application Number:
JP2004069354A
Publication Date:
December 09, 2009
Filing Date:
March 11, 2004
Export Citation:
Assignee:
Onoda Chemiko Co., Ltd.
International Classes:
E21B19/14; B62B5/06
Domestic Patent References:
| JP3066896A | ||||
| JP2002002493A | ||||
| JP4339989A |
Attorney, Agent or Firm:
Yu Saito
Fumihiko Ito
Fumihiko Ito