552717

Information

• Patent Grant
• 552717

• References
• Source

• Patent Number

  552,717

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1896
  129 years ago

• CPC

  • B23B49/04 - Devices for boring or drilling centre holes in workpieces
  • Y10T29/5109 - Lathe
  • Y10T29/5113 - Commutator
  • Y10T82/2543 - Multiple tool support
  • Y10T279/17675 - Transverse-screw actuated
  • Y10T409/50738 - with screw to drive cutter

• US Classifications

  • 029 - Metal working
  • 082 - Turning
  • 279 - Chucks or sockets
  • 409 - Gear cutting, milling, or planing