Title:
炭素質音響整合層及びその製造方法
Document Type and Number:
Japanese Patent JP6509050
Kind Code:
B2
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Inventors:
Toshiki Ohno
Atsushi Satake
Suzuki Ken
Atsushi Satake
Suzuki Ken
Application Number:
JP2015121444A
Publication Date:
May 08, 2019
Filing Date:
June 16, 2015
Export Citation:
Assignee:
MITSUBISHI PENCIL CO.,LTD.
International Classes:
H04R17/00; H04R31/00
Domestic Patent References:
| JP2013236262A | ||||
| JP2015082764A | ||||
| JP2004045389A |
Attorney, Agent or Firm:
Aoki Atsushi
Ishida Kei
Tetsuji Koga
Satoshi Deno
Atsushi Ebiya
Nobuo Sekine
Ishida Kei
Tetsuji Koga
Satoshi Deno
Atsushi Ebiya
Nobuo Sekine