2403861

Information

• Patent Grant
• 2403861

• References
• Source

• Patent Number

  2,403,861

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1946
  78 years ago

• CPC

  • B23B51/0063 - Centerdrills
  • Y10T408/906 - Axially spaced

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool