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Patent Searching and Data


Title:
【発明の名称】パソコン上で行なうCAI用演習問題の作成方法
Document Type and Number:
Japanese Patent JP2780924
Kind Code:
B2
Inventors:
Eiji Hatanaka
Kentaro Onishi
Application Number:
JP9594494A
Publication Date:
July 30, 1998
Filing Date:
May 10, 1994
Export Citation:
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Assignee:
Hitachi Electronics Services Co., Ltd.
International Classes:
G09B5/02; G06F17/00; G06Q50/00; G06Q50/10; G06Q50/20; G09B7/00; (IPC1-7): G09B5/02; G06F17/00; G09B7/00
Domestic Patent References:
JP5216388A
Attorney, Agent or Firm:
Sanshin Iwao (1 person outside)