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Title:
【発明の名称】合成樹脂製中空補強板及びそれに用いる補強材
Document Type and Number:
Japanese Patent JP2990644
Kind Code:
B2
Inventors:
URUSHIBATA YUTAKA
MATSURA TOKIO
Application Number:
JP22898494A
Publication Date:
December 13, 1999
Filing Date:
August 31, 1994
Export Citation:
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Assignee:
NANBU KASEI KK
International Classes:
B32B3/02; B29D7/00; B29D22/00; B32B3/26; B32B27/00; (IPC1-7): B29D22/00; B32B3/02; B32B3/26; B32B27/00
Domestic Patent References:
JP358148U
JP61141889U
Attorney, Agent or Firm:
Noritsugu Nakama