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Patent Searching and Data


Title:
A two layers of fire-resistant pipe, and a manufacturing method for the same
Document Type and Number:
Japanese Patent JP5969251
Kind Code:
B2
Inventors:
関口 尊文
古川 将康
Application Number:
JP2012085370A
Publication Date:
August 17, 2016
Filing Date:
April 04, 2012
Export Citation:
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Assignee:
昭和電工建材株式会社
International Classes:
F16L9/14; F16L57/04
Domestic Patent References:
JP2011021617A
JP2025798U
JP3168356U
JP5278682A
JP51140220A
JP5833098B2
JP200838725A
Attorney, Agent or Firm:
清水 義仁
清水 久義