Title:
【考案の名称】電縫管成形ロ―ル
Document Type and Number:
Japanese Patent JP2512420
Kind Code:
Y2
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Inventors:
Kazuhiko Nakayasu
Shigeki Miyaji
Shigeki Miyaji
Application Number:
JP3641493U
Publication Date:
October 02, 1996
Filing Date:
June 07, 1993
Export Citation:
Assignee:
Nisshin Steel Co., Ltd.
Daido Machinery Co., Ltd.
Daido Machinery Co., Ltd.
International Classes:
B21C37/08; B21D5/12; B23K13/00; (IPC1-7): B21D5/12; B21C37/08; B23K13/00
Domestic Patent References:
| JP5770715U | ||||
| JP624336Y2 |
Attorney, Agent or Firm:
Tetsuhiro Naito