2589828

Information

• Patent Grant
• 2589828

• References
• Source

• Patent Number

  2,589,828

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1952
  72 years ago

• CPC

  • B23C3/056 - for taps or valves
  • B23B31/4046 - Details of the jaws
  • B24B15/00 - Machines or devices designed for grinding seat surfaces Accessories therefor
  • Y10T408/5587 - Valve fitting

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool