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Patent Searching and Data


Title:
A preparation method of teacher data
Document Type and Number:
Japanese Patent JP6153805
Kind Code:
B2
Inventors:
Takahiro Kondo
Application Number:
JP2013157490A
Publication Date:
June 28, 2017
Filing Date:
July 30, 2013
Export Citation:
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Assignee:
Taisei Corporation
International Classes:
E02D1/00; E21B47/04; E21B49/00
Domestic Patent References:
JP5247922A
JP2011038257A
JP2002133391A
JP2004197429A
Foreign References:
US4458245
Attorney, Agent or Firm:
Isono International Patent and Trademark Office
Isono Dozo
Etsuo Tada
Nosho Machida