2102659

Information

• Patent Grant
• 2102659

• References
• Source

• Patent Number

  2,102,659

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1937
  87 years ago

• CPC

  • B23F9/084 - the hob being tapered
  • Y10T29/477 - of gear article
  • Y10T409/101749 - Process

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 029 - Metal working
  • 451 - Abrading