1578589

Information

• Patent Grant
• 1578589

• References
• Source

• Patent Number

  1,578,589

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1926
  98 years ago

• CPC

  • B23F19/104 - the tool being a hob
  • Y10T409/101113 - Gear chamfering or deburring

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 451 - Abrading