1398039

Information

• Patent Grant
• 1398039

• References
• Source

• Patent Number

  1,398,039

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1921
  103 years ago

• CPC

  • B23F21/186 - in exchangeable arrangement
  • B23F15/06 - Making gear teeth on the front surface of wheels
  • Y10T407/17 - Gear cutting tool
  • Y10T407/1902 - Gang
  • Y10T407/1954 - Axially tapering tool

• US Classifications

  • 407 - Cutters, for shaping