1447422

Information

• Patent Grant
• 1447422

• References
• Source

• Patent Number

  1,447,422

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1923
  101 years ago

• CPC

  • B23D1/02 - by movement of the work-support
  • Y10T409/5082 - Means to permit repositioning of cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing