2671946

Information

• Patent Grant
• 2671946

• References
• Source

• Patent Number

  2,671,946

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1954
  70 years ago

• CPC

  • B23D67/00 - Filing or rasping machines of devices
  • Y10T29/442 - of key article
  • Y10T409/300952 - to cut lock key

• US Classifications

  • 029 - Metal working
  • 409 - Gear cutting, milling, or planing