978113

Information

• Patent Grant
• 978113

• References
• Source

• Patent Number

  978,113

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1910
  114 years ago

• CPC

  • B23F5/22 - the tool being a hob for making spur gears
  • Y10T409/10159 - Hobbing
  • Y10T409/102862 - Infeed of cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing