Title:
電子黒板装置
Document Type and Number:
Japanese Patent JP4064534
Kind Code:
B2
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Inventors:
Toshiaki Koda
Application Number:
JP16299898A
Publication Date:
March 19, 2008
Filing Date:
May 27, 1998
Export Citation:
Assignee:
株式会社リコー
International Classes:
B43L1/04
Domestic Patent References:
| JP3222798A | ||||
| JP2038100A | ||||
| JP60109998A | ||||
| JP9193599A |
Attorney, Agent or Firm:
Hideo Takino