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Patent Searching and Data


Title:
A composite material for sound material, and a composite material manufacturing method for sound material
Document Type and Number:
Japanese Patent JP6244808
Kind Code:
B2
Inventors:
中嶋 弘
Application Number:
JP2013216639A
Publication Date:
December 13, 2017
Filing Date:
October 17, 2013
Export Citation:
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Assignee:
ヤマハ株式会社
International Classes:
B27M3/00; B27K5/00; B27N3/04; B27N3/14; H04R7/02; H04R31/00
Domestic Patent References:
JP2010221645A
JP2007196692A
JP6178386A
Foreign References:
US20040168851
Attorney, Agent or Firm:
天野 一規
石田 耕治
各務 幸樹