2401420

Information

• Patent Grant
• 2401420

• References
• Source

• Patent Number

  2,401,420

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1946
  78 years ago

• CPC

  • B23D21/02 - otherwise than in a plane perpendicular to the axis of the tube
  • B23Q9/0021 - the tool being guided in a circular path
  • Y10T408/5622 - Plural, coaxially opposing, work-engaging means

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool