2421901

Information

• Patent Grant
• 2421901

• References
• Source

• Patent Number

  2,421,901

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1947
  77 years ago

• CPC

  • B23B45/06 - driven by man-power
  • Y10T74/18312 - Grooved
  • Y10T279/35 - Miscellaneous
  • Y10T408/65 - Means to drive tool
  • Y10T408/6793 - Screw coaxial with Tool

• US Classifications

  • 074 - Machine element or mechanism
  • 081 - Tools
  • 279 - Chucks or sockets
  • 408 - Cutting by use of rotating axially moving tool
  • D08 - Tools and hardware