2821218

Information

• Patent Grant
• 2821218

• References
• Source

• Patent Number

  2,821,218

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1958
  67 years ago

• CPC

  • B27F5/10 - equipped with chisel cutters
  • B23B47/287 - Jigs for drilling plate-like workpieces
  • Y10T408/348 - Plural other type cutting means
  • Y10T408/356 - including plunging [single stroke] cutter

• US Classifications

  • 144 - Woodworking
  • 408 - Cutting by use of rotating axially moving tool