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Title:
ヘアピン管材の曲げ加工方法及び曲げ加工装置
Document Type and Number:
Japanese Patent JP4795917
Kind Code:
B2
Inventors:
Yasutoshi Gomida
Kazunari Nagai
Junta Ikeda
Hirohide Yoshida
Application Number:
JP2006314029A
Publication Date:
October 19, 2011
Filing Date:
November 21, 2006
Export Citation:
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Assignee:
Taiyo Co., Ltd.
International Classes:
B21D7/025; B21D7/00
Domestic Patent References:
JP1245921A
JP4294945A
Attorney, Agent or Firm:
Kenichi Takeda
Akihiro Takeda



 
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