1372340

Information

• Patent Grant
• 1372340

• References
• Source

• Patent Number

  1,372,340

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1921
  103 years ago

• CPC

  • B23F9/082 - with a hob
  • Y10S451/90 - Gear abrader
  • Y10T409/101908 - Generating tooth for bevel gear

• US Classifications

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