1988520

Information

• Patent Grant
• 1988520

• References
• Source

• Patent Number

  1,988,520

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1935
  90 years ago

• CPC

  • B23Q35/103 - which turns continuously
  • Y10T82/2564 - Tailstock
  • Y10T409/301512 - including plural cutters
  • Y10T409/302744 - and means for operation without manual intervention

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 082 - Turning