1571331

Information

• Patent Grant
• 1571331

• References
• Source

• Patent Number

  1,571,331

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1926
  99 years ago

• CPC

  • B23B49/04 - Devices for boring or drilling centre holes in workpieces
  • Y10T29/5109 - Lathe
  • Y10T29/5113 - Commutator
  • Y10T82/18 - Lathe for wheel or axle
  • Y10T82/2514 - with work feeder or remover
  • Y10T409/300448 - with means to advance work or product
  • Y10T409/300504 - Plural cutters or work holders

• US Classifications

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