2898612

Information

• Patent Grant
• 2898612

• References
• Source

• Patent Number

  2,898,612

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1959
  65 years ago

• CPC

  • B23G5/20 - combined with other tools
  • B23G2200/143 - Tools comprising means for drilling
  • B23G2200/146 - Tools comprising a tap
  • Y10T29/53957 - Thread-tapping grip
  • Y10T408/9042 - and radially spaced cutting edge
  • Y10T408/9046 - including tapered section
  • Y10T408/905 - Having stepped cutting edges

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 029 - Metal working
  • 470 - Threaded, headed fastener, or washer making: process and apparatus