2453025

Information

• Patent Grant
• 2453025

• References
• Source

• Patent Number

  2,453,025

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1948
  76 years ago

• CPC

  • B23B51/0072 - Drills for making non-circular holes
  • Y10T82/122 - Forming non-circular bore
  • Y10T408/34 - Combined cutting means
  • Y10T408/902 - Having central lead-screw

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 082 - Turning