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Patent Searching and Data


Title:
常用井戸、常用井戸の構築方法及び常用井戸の構造
Document Type and Number:
Japanese Patent JP5320728
Kind Code:
B2
Inventors:
森尾 義彦
上野 孝之
清 広歳
Application Number:
JP2007293547A
Publication Date:
October 23, 2013
Filing Date:
November 12, 2007
Export Citation:
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Assignee:
株式会社大林組
International Classes:
E02D19/10; E03B3/08; E21B43/00
Domestic Patent References:
JP2002138461A
JP62117911A
JP2004003286A
JP11269869A
Attorney, Agent or Firm:
一色国際特許業務法人