3859893

Information

• Patent Grant
• 3859893

• References
• Source

• Patent Number

  3,859,893

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1975
  50 years ago

• CPC

  • B23F23/08 - Index mechanisms
  • Y10T409/10159 - Hobbing
  • Y10T409/105883 - Using rotary cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing