形鋼の形状矯正方法及びその形状矯正装置

Title:

形鋼の形状矯正方法及びその形状矯正装置

Document Type and Number:

Japanese Patent JP4370114

Kind Code:

B2

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Inventors:

Takaaki Irie
Hiroshige Akayama
Masato Ishii

Application Number:

JP2003077573A

Publication Date:

November 25, 2009

Filing Date:

March 20, 2003

Export Citation:

Assignee:

Daiwa Industry Co., Ltd.
Yamato Orbit Manufacturing Co., Ltd.

International Classes:

B21D3/10

Domestic Patent References:

Attorney, Agent or Firm:

Yoshihiro Tsunoda
Yasu Furukawa
Toshio Nishitani

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