2909946

Information

• Patent Grant
• 2909946

• References
• Source

• Patent Number

  2,909,946

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1959
  65 years ago

• CPC

  • B23B41/02 - for boring deep holes Trepanning
  • Y10T408/476 - Driven by fluid motor

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 092 - Expansible chamber devices