804575

Information

• Patent Grant
• 804575

• References
• Source

• Patent Number

  804,575

• Date Filed

  Not available

• Date Issued

  Tuesday, November 14, 1905
  119 years ago

• CPC

  • B23F5/22 - the tool being a hob for making spur gears
  • Y10T82/20 - Lathe for screw cutting
  • Y10T82/2552 - Headstock
  • Y10T409/102862 - Infeed of cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 074 - Machine element or mechanism
  • 082 - Turning