2152469

Information

• Patent Grant
• 2152469

• References
• Source

• Patent Number

  2,152,469

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1939
  86 years ago

• CPC

  • B23F23/1243 - Hob holders
  • B23F15/00 - Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00
  • Y10T82/2572 - Attachment
  • Y10T409/102862 - Infeed of cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 082 - Turning