2639644

Information

• Patent Grant
• 2639644

• References
• Source

• Patent Number

  2,639,644

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1953
  71 years ago

• CPC

  • B23B39/02 - Boring machines Combined horizontal boring and milling machines
  • Y10T29/5105 - Drill press
  • Y10T29/5178 - Attachment
  • Y10T408/91 - Machine frame
  • Y10T409/309632 - Overarm harness structure

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 029 - Metal working
  • 408 - Cutting by use of rotating axially moving tool