2258674

Information

• Patent Grant
• 2258674

• References
• Source

• Patent Number

  2,258,674

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1941
  83 years ago

• CPC

  • B23D77/12 - Reamers with cutting edges arranged in tapered form
  • B23D77/00 - Reaming tools
  • Y10T408/9097 - Spiral channel

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 076 - Metal tools and implements, making