MUTE CIRCUIT FOR PREVENTING POP NOISE, AND SPEAKER DRIVE CIRCUIT

Details for Australian Patent Application No. 2003211528 (hide)

Owner MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Inventors TOKAWA, Osatoshi; FUJIMORI, Kazuhiko

Pub. Number AU-A-2003211528

PCT Number PCT/JP03/02458

PCT Pub. Number WO2003/075456

Priority 2002-057901 04.03.02 JP

Filing date 4 March 2003

Wipo publication date 16 September 2003

International Classifications

H03F 001/00 Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements

Event Publications

24 July 2003 Complete Application Filed

  Priority application(s): 2002-057901 04.03.02 JP

23 October 2003 Application Open to Public Inspection

  Published as AU-A-2003211528

18 November 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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