1988424

Information

• Patent Grant
• 1988424

• References
• Source

• Patent Number

  1,988,424

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1935
  90 years ago

• CPC

  • B23F23/1293 - Workpiece heads
  • B23F5/166 - with plural tools
  • Y10T29/5128 - Rotary work - vertical axis
  • Y10T82/2524 - Multiple
  • Y10T409/105406 - Plural distinct cutting edges

• US Classifications

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