Title:
【考案の名称】密封できるブックカバー
Document Type and Number:
Japanese Patent JP3091219
Kind Code:
U
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Inventors:
Yasuhiro Chiba
Yoshiharu Watanabe
Yoshiharu Watanabe
Application Number:
JP2002004627U
Publication Date:
January 24, 2003
Filing Date:
June 21, 2002
Export Citation:
Assignee:
Yasuhiro Chiba
International Classes:
(IPC1-7): B42D3/18
Attorney, Agent or Firm:
Yukihiko Kaneko