2870661

Information

• Patent Grant
• 2870661

• References
• Source

• Patent Number

  2,870,661

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1959
  65 years ago

• CPC

  • B23B27/24 - Knurling tools
  • Y10S72/703 - Knurling

• US Classifications

  • 072 - Metal deforming