Title:
【発明の名称】溶接管の製造方法
Document Type and Number:
Japanese Patent JP2924716
Kind Code:
B2
Inventors:
HAYASHI TOMOTAKA
INABA HIROTSUGU
INABA HIROTSUGU
Application Number:
JP16327895A
Publication Date:
July 26, 1999
Filing Date:
June 29, 1995
Export Citation:
Assignee:
SUMITOMO KINZOKU KOGYO KK
International Classes:
H05B6/10; B23K13/00; (IPC1-7): B23K13/00
Attorney, Agent or Firm:
Morio Mori (1 outside)