2747439

Information

• Patent Grant
• 2747439

• References
• Source

• Patent Number

  2,747,439

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1956
  69 years ago

• CPC

  • B23B45/12 - by using a ratchet brace
  • Y10T408/63 - Tool or tool-support with torque-applying ratchet

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool