2213251

Information

• Patent Grant
• 2213251

• References
• Source

• Patent Number

  2,213,251

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1940
  84 years ago

• CPC

  • B23B31/16225 - with a centre
  • B23B31/1622 - using mechanical transmission through the spindle
  • B23C1/00 - Milling machines not designed for particular work or special operations
  • Y10T409/303808 - including infeeding
  • Y10T409/307448 - with work holder
  • Y10T409/307784 - Plural cutters

• US Classifications

  • 409 - Gear cutting, milling, or planing