Title:
音波の回折緩衝を利用した消音換気部材
Document Type and Number:
Japanese Patent JP4513020
Kind Code:
B2
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Inventors:
Tomiichi Osaka
Shoji Tsuchioka
Kazuhiro Nakae
Shoji Tsuchioka
Kazuhiro Nakae
Application Number:
JP2005370321A
Publication Date:
July 28, 2010
Filing Date:
December 22, 2005
Export Citation:
Assignee:
Yagikuma Co., Ltd.
Fukubi Chemical Industry Co., Ltd.
Fukubi Chemical Industry Co., Ltd.
International Classes:
F24F13/02
Domestic Patent References:
| JP53021847A |
Attorney, Agent or Firm:
Koji Togawa