3604249

Information

• Patent Grant
• 3604249

• References
• Source

• Patent Number

  3,604,249

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1971
  53 years ago

• CPC

  • G01N29/12 - by measuring frequency or resonance of acoustic waves
  • G01M17/025 - using infrasonic, sonic or ultrasonic vibrations
  • G01N2291/2692 - Tyres
  • G01N2291/2696 - Wheels, Gears, Bearings

• US Classifications

  • 073 - Measuring and testing