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Patent Searching and Data


Title:
鋼管の継手構造およびその製造方法
Document Type and Number:
Japanese Patent JP6373397
Kind Code:
B2
Inventors:
鈴木 照明
Application Number:
JP2016553942A
Publication Date:
August 15, 2018
Filing Date:
October 17, 2014
Export Citation:
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Assignee:
株式会社メタルワン
International Classes:
F16L15/04; E21B17/042; F16L15/00
Domestic Patent References:
JP59195988A
JP2004076843A
JP60069388A
JP52133115A
JP57122884U
Foreign References:
US4762344
Attorney, Agent or Firm:
特許業務法人きさ特許商標事務所