2620840

Information

• Patent Grant
• 2620840

• References
• Source

• Patent Number

  2,620,840

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1952
  72 years ago

• CPC

  • B27C3/08 - Operator-supported drilling machines or devices
  • Y10T74/19665 - Bevel gear type
  • Y10T408/65 - Means to drive tool
  • Y10T408/95 - with tool-retaining means

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 074 - Machine element or mechanism
  • 081 - Tools