Title:
超薄肉継目無金属管の製造方法
Document Type and Number:
Japanese Patent JP4569317
Kind Code:
B2
Inventors:
Chihiro Hayashi
Application Number:
JP2005047510A
Publication Date:
October 27, 2010
Filing Date:
February 23, 2005
Export Citation:
Assignee:
SUMITOMO METAL INDUSTRIES,LTD.
International Classes:
B21B23/00; B21B19/08
Domestic Patent References:
| JP7185609A | ||||
| JP10058013A | ||||
| JP8039106A |
Attorney, Agent or Firm:
Michio Mori