Doc Type: Granted Patent

Stereophonic Widening

  • Published: Jan 2, 2013
  • Family: 14
  • Info:
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Document History
  • Publication: Jan 2, 2013
  • Application: Feb 11, 2009
    CN CN 200980105021 A
  • Priority: Feb 11, 2009
    US US 2009/0033735 W
  • Priority: Feb 14, 2008
    US US 2865408 P

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