3447581

Information

• Patent Grant
• 3447581

• References
• Source

• Patent Number

  3,447,581

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1969
  55 years ago

• CPC

  • B27G15/00 - Boring or turning tools Augers
  • Y10T408/8585 - including oppositely moving, diverging tools

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool