Multi-frequency metal detector having constant reactive transmit voltage applied to a transmit coil

Details for Australian Patent Application No. 2004290091 (hide)

Owner Minelab Electronics Pty Limited

Inventors Candy, Bruce Halcro

Agent Madderns

Pub. Number AU-B-2004290091

PCT Pub. Number WO2005/047932

Priority 2003906218 12.11.03 AU

Filing date 12 November 2004

Wipo publication date 26 May 2005

Acceptance publication date 18 February 2010

International Classifications

G01V 3/11 (2006.01) Electric or magnetic prospecting or detecting

G01V 3/10 (2006.01) Electric or magnetic prospecting or detecting - using induction coils

Event Publications

9 March 2006 PCT application entered the National Phase

  PCT publication WO2005/047932 Priority application(s): WO2005/047932

10 April 2008 Assignment before Grant

  BHC Consulting Pty Ltd The application has been assigned to Minelab Electronics Pty Limited

18 February 2010 Application Accepted

  Published as AU-B-2004290091

17 June 2010 Standard Patent Sealed

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