2561185

Information

• Patent Grant
• 2561185

• References
• Source

• Patent Number

  2,561,185

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1951
  73 years ago

• CPC

  • B23B31/008 - with arrangements for transmitting torque
  • B23B51/0406 - Drills with a tubular body
  • B23B2222/48 - Lead
  • Y10T408/895 - Having axial, core-receiving central portion

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool