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Title:
中空筒構造体
Document Type and Number:
Japanese Patent JP4025464
Kind Code:
B2
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Inventors:
Kazuyoshi Sato
Yoshiyuki Hamada
Application Number:
JP17439699A
Publication Date:
December 19, 2007
Filing Date:
June 21, 1999
Export Citation:
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Assignee:
jfe building materials corporation
Kato Construction Co., Ltd.
International Classes:
E21D5/10
Domestic Patent References:
JP11117317A
JP3016322U
JP6033682A
JP4297615A
Attorney, Agent or Firm:
Takaho Kawawa



 
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