Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
継目無鋼管の製造方法
Document Type and Number:
Japanese Patent JP4133103
Kind Code:
B2
Inventors:
Yasuhiko Kitani
Application Number:
JP2002237616A
Publication Date:
August 13, 2008
Filing Date:
August 16, 2002
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Sanyo Special Steel Co., Ltd.
International Classes:
B21B19/06; B21B19/02
Domestic Patent References:
JP8066703A
JP9314206A
JP64018508A
Attorney, Agent or Firm:
Shiina Akira