Title:
矩形断面管の曲げ加工装置
Document Type and Number:
Japanese Patent JP5205598
Kind Code:
B2
Inventors:
Yuji Hashimoto
Sonobe Osamu
Koji Suzuki
Toyohisa Shingu
Koji Saito
Hirohide Yoshida
Masao Okada
Sonobe Osamu
Koji Suzuki
Toyohisa Shingu
Koji Saito
Hirohide Yoshida
Masao Okada
Application Number:
JP2007281326A
Publication Date:
June 05, 2013
Filing Date:
October 30, 2007
Export Citation:
Assignee:
jfe Steel Corporation
Taiyo Co., Ltd.
Taiyo Co., Ltd.
International Classes:
B21D7/025
Domestic Patent References:
| JP51153740U | ||||
| JP6234021A | ||||
| JP54124043U |
Attorney, Agent or Firm:
Eiichi Kobayashi