2857817

Information

• Patent Grant
• 2857817

• References
• Source

• Patent Number

  2,857,817

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1958
  66 years ago

• CPC

  • G05B19/06 - using cams, discs, rods, drums, or the like
  • B23F5/22 - the tool being a hob for making spur gears
  • Y10T409/102862 - Infeed of cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing