2787905

Information

• Patent Grant
• 2787905

• References
• Source

• Patent Number

  2,787,905

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1957
  68 years ago

• CPC

  • G01M13/045 - by acoustic or vibration analysis
  • Y10S33/17 - Piston ring and bearing race gauging

• US Classifications

  • 073 - Measuring and testing
  • 033 - Geometrical instruments