Title:
【発明の名称】裏位置検知方法
Document Type and Number:
Japanese Patent JP3354861
Kind Code:
B2
Inventors:
Kiyotaka Uno
Sakai Yoshiaki
Toshiaki Fujita
Tadashi Kawamura
Sakai Yoshiaki
Toshiaki Fujita
Tadashi Kawamura
Application Number:
JP4049798A
Publication Date:
December 09, 2002
Filing Date:
February 23, 1998
Export Citation:
Assignee:
Nippon Steel Tube Co., Ltd.
Japan Technomate Co., Ltd.
Japan Technomate Co., Ltd.
International Classes:
G01B17/00; G01N29/04; (IPC1-7): G01B17/00; G01N29/04
Domestic Patent References:
| JP5494358A | ||||
| JP9159657A | ||||
| JP56137152A | ||||
| JP11237233A | ||||
| JP64500050A |
Attorney, Agent or Firm:
Takehiko Suzue (4 outside)