Title:
【発明の名称】継目無管製造用エロンゲーターのマンドレルバー
Document Type and Number:
Japanese Patent JPH0729131
Kind Code:
B2
Inventors:
Masahiko Yasukawa
Yasuoka Hidenori
Kiyoo Ishii
Toshio Suzuki
Yasuoka Hidenori
Kiyoo Ishii
Toshio Suzuki
Application Number:
JP26328290A
Publication Date:
April 05, 1995
Filing Date:
October 01, 1990
Export Citation:
Assignee:
Nippon Steel Tube Co., Ltd.
International Classes:
B21B19/06; B21B19/04; B21B25/00; B21B25/04; B21B45/08; (IPC1-7): B21B25/04; B21B19/04; B21B25/00; B21B45/08
Domestic Patent References:
| JP399708A | ||||
| JP56175101U | ||||
| JP57189601U |
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