3857266

Information

• Patent Grant
• 3857266

• References
• Source

• Patent Number

  3,857,266

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  50 years ago

• CPC

  • B21F1/02 - Straightening
  • B21F1/023 - in a device rotating about the wire axis

• US Classifications

  • 072 - Metal deforming
  • 140 - Wireworking