2373927

Information

• Patent Grant
• 2373927

• References
• Source

• Patent Number

  2,373,927

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1945
  79 years ago

• CPC

  • B23B49/00 - Measuring or gauging equipment on boring machines for positioning or guiding the drill Devices for indicating failure of drills during boring Centering devices for holes to be bored
  • Y10T408/21 - with signal, indicator, illuminator or optical means
  • Y10T408/5605 - Recession at tool-axis

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 033 - Geometrical instruments