2122219

Information

• Patent Grant
• 2122219

• References
• Source

• Patent Number

  2,122,219

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1938
  86 years ago

• CPC

  • B23F23/1243 - Hob holders
  • Y10T409/102544 - including infeed means

• US Classifications

  • 409 - Gear cutting, milling, or planing