Title:
内面溝付管の製造装置及び製造方法
Document Type and Number:
Japanese Patent JP5128515
Kind Code:
B2
Inventors:
Toshiaki Hashizume
Kotaro Fishing
Youn
Shobu family Kazuaki
Taguchi Tadashi
Kotaro Fishing
Youn
Shobu family Kazuaki
Taguchi Tadashi
Application Number:
JP2009032645A
Publication Date:
January 23, 2013
Filing Date:
February 16, 2009
Export Citation:
Assignee:
THE FURUKAW ELECTRIC CO.,LTD.
International Classes:
B21C3/16; B21C1/22; B21D17/00; B21D53/06
Domestic Patent References:
| JP2005207670A | ||||
| JP200887004A |
Attorney, Agent or Firm:
Yoshiaki Nagata
Motoaki Nagata
Hironori Nishihara
Eiji Ota
Motoaki Nagata
Hironori Nishihara
Eiji Ota