1405021

Information

• Patent Grant
• 1405021

• References
• Source

• Patent Number

  1,405,021

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1922
  103 years ago

• CPC

  • B23D77/12 - Reamers with cutting edges arranged in tapered form
  • Y10T408/9095 - with axially extending relief channel

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool