2670637

Information

• Patent Grant
• 2670637

• References
• Source

• Patent Number

  2,670,637

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1954
  70 years ago

• CPC

  • B23B47/28 - Drill jigs for workpieces
  • B23B2247/08 - Jigs for drilling overlapping or interfering holes
  • Y10T408/557 - Frictionally engaging sides of opening in work
  • Y10T408/567 - Adjustable, tool-guiding jig

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool