2800670

Information

• Patent Grant
• 2800670

• References
• Source

• Patent Number

  2,800,670

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1957
  67 years ago

• CPC

  • B23G5/04 - Dies
  • Y10T408/5665 - Work-engaging surface parallel to tool-axis

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 470 - Threaded, headed fastener, or washer making: process and apparatus