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Title:
エレクトレット化方法およびエレクトレット化装置
Document Type and Number:
Japanese Patent JP4861790
Kind Code:
B2
Inventors:
Yusuke Takeuchi
Kazumoto Doi
Application Number:
JP2006293122A
Publication Date:
January 25, 2012
Filing Date:
October 27, 2006
Export Citation:
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Assignee:
Panasonic Corporation
International Classes:
H01G7/02; H04R19/01; H04R19/04; H04R31/00
Domestic Patent References:
JP2003047095A
JP2003282360A
JP2000165999A
JP11088992A
JP2001112091A
JP51049319B1
JP4376910B1
Foreign References:
WO2005050680A1
WO2006132193A1
Attorney, Agent or Firm:
Shohei Oguri
Toshimitsu Ichikawa
Kimihide Hashimoto



 
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