2576664

Information

• Patent Grant
• 2576664

• References
• Source

• Patent Number

  2,576,664

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1951
  73 years ago

• CPC

  • B23B51/02 - Twist drills
  • B23B2222/28 - Details of hard metal
  • B23B2240/08 - Brazed connections
  • B23B2251/287 - Cutting edges having different lengths
  • B23B2251/50 - Drilling tools comprising cutting inserts
  • Y10T408/9097 - Spiral channel
  • Y10T408/9098 - with means to retain Tool to support

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool