2219944

Information

• Patent Grant
• 2219944

• References
• Source

• Patent Number

  2,219,944

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1940
  84 years ago

• CPC

  • B23G1/04 - Machines with one working-spindle
  • Y10T408/47 - with work-infeed means
  • Y10T408/55 - with work-engaging structure other than Tool or tool-support
  • Y10T408/56337 - Oppositely moving lateral clamps
  • Y10T408/85896 - Annular wedge-collar

• US Classifications

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