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Patent Searching and Data


Title:
浮上防止マンホール
Document Type and Number:
Japanese Patent JP5675495
Kind Code:
B2
Inventors:
Ohira 聡 (1-22-2, Nishi-Shinjuku, Shinjuku-ku, Tokyo Inside of ハネックス, Inc.)
Application Number:
JP2011114497A
Publication Date:
February 25, 2015
Filing Date:
May 23, 2011
Export Citation:
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Assignee:
HANEDA ZENITH Co., Ltd. (5-7-2, Kojimachi, Chiyoda-ku, Tokyo)
International Classes:
E02D31/12; E02D29/12
Attorney, Agent or Firm:
Patent business corporation Nakagawa international patent firm