3719121

Information

• Patent Grant
• 3719121

• References
• Source

• Patent Number

  3,719,121

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1973
  51 years ago

• CPC

  • B44B1/04 - having devices for changing
  • Y10T409/30112 - Process
  • Y10T409/30168 - with means for operation without manual intervention
  • Y10T409/30224 - and provision for circumferential relative movement of cutter and work
  • Y10T409/302744 - and means for operation without manual intervention

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 358 - Facsimile and static presentation processing