Title:
パイプのロール予備成形方法
Document Type and Number:
Japanese Patent JP3995323
Kind Code:
B2
Inventors:
Kiuchi Manabu
Application Number:
JP31928197A
Publication Date:
October 24, 2007
Filing Date:
November 20, 1997
Export Citation:
Assignee:
Nakata Manufacturing Co., Ltd.
Kiuchi Manabu
Kiuchi Manabu
International Classes:
B21C37/083; B21D1/02; B21D5/12
Domestic Patent References:
| JP57127525A | ||||
| JP63130222A | ||||
| JP1071521A | ||||
| JP1309719A | ||||
| JP4167977A | ||||
| JP6031346A | ||||
| JP53070066A |
Attorney, Agent or Firm:
Takashi Ishida
Takao Mitsui
Toshio Toda
Masaya Nishiyama
Takao Mitsui
Toshio Toda
Masaya Nishiyama