1639624

Information

• Patent Grant
• 1639624

• References
• Source

• Patent Number

  1,639,624

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1927
  97 years ago

• CPC

  • B23F5/20 - by milling
  • Y10T409/103021 - and infeed radially of axis of work rotation
  • Y10T409/10318 - Vertically
  • Y10T409/105883 - Using rotary cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing