中空材の製造装置及び中空材の製造方法

Title:

中空材の製造装置及び中空材の製造方法

Document Type and Number:

Japanese Patent JP4696980

Kind Code:

B2

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Inventors:

Takanori Hisama
Hayashi Soichi
Toshiaki Hayasaka
Masaki Hirano

Application Number:

JP2006067558A

Publication Date:

June 08, 2011

Filing Date:

March 13, 2006

Export Citation:

Assignee:

TOYOTA JIDOSHA KABUSHIKI KAISHA

International Classes:

B21C23/00; B21C23/08; B21C25/04

Domestic Patent References:

Attorney, Agent or Firm:

Kenji Yoshida
Jun Ishida

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