1622014

Information

• Patent Grant
• 1622014

• References
• Source

• Patent Number

  1,622,014

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1927
  97 years ago

• CPC

  • B23F21/22 - Face-mills for longitudinally-curved gear teeth
  • B23F9/10 - with a face-mill
  • Y10T409/10795 - Process
  • Y10T409/108427 - Using plural, selectively usable tools

• US Classifications

  • 409 - Gear cutting, milling, or planing