2053253

Information

• Patent Grant
• 2053253

• References
• Source

• Patent Number

  2,053,253

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1936
  88 years ago

• CPC

  • B23G5/20 - combined with other tools
  • B23B51/108 - having a centering twist drill
  • B23G2200/146 - Tools comprising a tap
  • B23G2200/148 - Tools having means for countersinking
  • Y10T408/62 - Coaxial
  • Y10T408/9048 - Extending outwardly from tool-axis
  • Y10T408/906 - Axially spaced

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 015 - Brushing, scrubbing, and general cleaning
  • 081 - Tools
  • 470 - Threaded, headed fastener, or washer making: process and apparatus