Patent Results

1 Results for: AU_733997_B3

Apparatus To Extend The Range Of Human Hearing To Include The Infrasonic And Ultrasonic Frequency Domains

  • Published: May 31, 2001
  • Family: 1
  • Cited: 0
  • Cites: 2
  • Additional Info: Full text
  • Applicant: Collier David John

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